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OESA-2026-3808 (CVE-2026-16524)

Vulnerability from osv_openeuler – Published: 2026-09-14 16:34 – Updated: 2026-09-14 16:34 – Source website
VLAI
Summary
pcp security update
Details

Performance Co-Pilot (PCP) provides a framework and services to support system-level performance monitoring and performance management.

Security Fix(es):

A command injection flaw in PCP's linux_sockets PMDA allows malicious shell metacharacters via the network.persocket.filter metric. This failed validation lets attackers execute arbitrary commands as the PMDA user when metrics refresh.(CVE-2026-16524)

A flaw in the PCP linux_sockets module exposes an unsecured internal connection. An attacker with initial code execution can exploit this to escalate privileges and execute arbitrary commands as root.(CVE-2026-16526)

An unauthenticated remote attacker can bypass access controls by sending crafted requests to the PCP pmproxy /store endpoint. This allows the attacker to overwrite any PMDA metric, leading to arbitrary code execution and system takeover.(CVE-2026-16527)

A signed integer overflow in the PCP __pmGetPDU() function can be exploited via crafted network packets during PDU processing or SASL negotiation. This permanently blinds the affected daemon, resulting in a total denial of service (DoS) for subsequent packet reads.(CVE-2026-16529)

A flaw was found in the PCP (Performance Co-Pilot) pmproxy service. A remote attacker can exploit a vulnerability in the pmLogLoadInDom() function by sending a specially crafted request. This bypasses a critical bounds check, which can lead to the pmproxy service crashing, causing a Denial of Service (DoS). Additionally, this flaw may enable the leakage of sensitive information from the system's memory.(CVE-2026-16530)


{
  "affected": [
    {
      "ecosystem_specific": {
        "aarch64": [
          "pcp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-conf-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-debuginfo-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-debugsource-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-devel-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2elasticsearch-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2graphite-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2influxdb-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2json-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2openmetrics-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2spark-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2xml-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-pcp2zabbix-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-export-zabbix-agent-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-geolocate-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-gui-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-import-collectl2pcp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-import-ganglia2pcp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-import-iostat2pcp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-import-mrtg2pcp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-import-sar2pcp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-libs-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-libs-devel-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-activemq-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-apache-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-bash-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-bcc-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-bind2-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-bonding-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-bpf-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-bpftrace-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-cifs-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-cisco-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-dbping-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-denki-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-dm-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-docker-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-ds389-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-ds389log-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-elasticsearch-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-farm-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-gfs2-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-gluster-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-gpfs-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-gpsd-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-hacluster-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-haproxy-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-infiniband-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-json-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-libvirt-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-lio-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-lmsensors-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-logger-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-lustre-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-lustrecomm-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-mailq-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-memcache-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-mic-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-mongodb-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-mounts-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-mysql-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-named-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-netcheck-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-netfilter-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-news-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-nfsclient-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-nginx-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-nutcracker-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-nvidia-gpu-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-openmetrics-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-openvswitch-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-oracle-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-pdns-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-perfevent-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-podman-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-postfix-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-postgresql-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-rabbitmq-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-redis-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-roomtemp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-rsyslog-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-samba-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-sendmail-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-shping-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-slurm-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-smart-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-snmp-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-sockets-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-summary-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-systemd-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-trace-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-unbound-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-uwsgi-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-weblog-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-zimbra-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-pmda-zswap-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-selinux-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-system-tools-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-testsuite-6.2.2-7.oe2403sp1.aarch64.rpm",
          "pcp-zeroconf-6.2.2-7.oe2403sp1.aarch64.rpm",
          "perl-PCP-LogImport-6.2.2-7.oe2403sp1.aarch64.rpm",
          "perl-PCP-LogSummary-6.2.2-7.oe2403sp1.aarch64.rpm",
          "perl-PCP-MMV-6.2.2-7.oe2403sp1.aarch64.rpm",
          "perl-PCP-PMDA-6.2.2-7.oe2403sp1.aarch64.rpm",
          "python3-pcp-6.2.2-7.oe2403sp1.aarch64.rpm"
        ],
        "noarch": [
          "pcp-help-6.2.2-7.oe2403sp1.noarch.rpm"
        ],
        "src": [
          "pcp-6.2.2-7.oe2403sp1.src.rpm"
        ],
        "x86_64": [
          "pcp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-conf-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-debuginfo-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-debugsource-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-devel-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2elasticsearch-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2graphite-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2influxdb-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2json-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2openmetrics-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2spark-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2xml-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-pcp2zabbix-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-export-zabbix-agent-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-geolocate-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-gui-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-import-collectl2pcp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-import-ganglia2pcp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-import-iostat2pcp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-import-mrtg2pcp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-import-sar2pcp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-libs-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-libs-devel-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-activemq-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-apache-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-bash-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-bcc-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-bind2-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-bonding-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-bpf-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-bpftrace-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-cifs-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-cisco-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-dbping-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-denki-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-dm-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-docker-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-ds389-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-ds389log-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-elasticsearch-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-farm-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-gfs2-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-gluster-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-gpfs-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-gpsd-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-hacluster-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-haproxy-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-infiniband-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-json-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-libvirt-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-lio-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-lmsensors-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-logger-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-lustre-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-lustrecomm-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-mailq-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-memcache-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-mic-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-mongodb-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-mounts-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-mssql-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-mysql-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-named-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-netcheck-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-netfilter-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-news-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-nfsclient-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-nginx-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-nutcracker-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-nvidia-gpu-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-openmetrics-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-openvswitch-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-oracle-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-pdns-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-perfevent-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-podman-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-postfix-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-postgresql-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-rabbitmq-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-redis-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-resctrl-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-roomtemp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-rsyslog-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-samba-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-sendmail-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-shping-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-slurm-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-smart-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-snmp-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-sockets-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-summary-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-systemd-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-trace-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-unbound-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-uwsgi-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-weblog-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-zimbra-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-pmda-zswap-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-selinux-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-system-tools-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-testsuite-6.2.2-7.oe2403sp1.x86_64.rpm",
          "pcp-zeroconf-6.2.2-7.oe2403sp1.x86_64.rpm",
          "perl-PCP-LogImport-6.2.2-7.oe2403sp1.x86_64.rpm",
          "perl-PCP-LogSummary-6.2.2-7.oe2403sp1.x86_64.rpm",
          "perl-PCP-MMV-6.2.2-7.oe2403sp1.x86_64.rpm",
          "perl-PCP-PMDA-6.2.2-7.oe2403sp1.x86_64.rpm",
          "python3-pcp-6.2.2-7.oe2403sp1.x86_64.rpm"
        ]
      },
      "package": {
        "ecosystem": "openEuler:24.03-LTS-SP1",
        "name": "pcp",
        "purl": "pkg:rpm/openEuler/pcp\u0026distro=openEuler-24.03-LTS-SP1"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.2.2-7.oe2403sp1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "severity": "High"
  },
  "details": "Performance Co-Pilot (PCP) provides a framework and services to support system-level performance monitoring and performance management.\r\n\r\nSecurity Fix(es):\n\nA command injection flaw in PCP\u0026apos;s linux_sockets PMDA allows malicious shell metacharacters via the network.persocket.filter metric. This failed validation lets attackers execute arbitrary commands as the PMDA user when metrics refresh.(CVE-2026-16524)\n\nA flaw in the PCP linux_sockets module exposes an unsecured internal connection. An attacker with initial code execution can exploit this to escalate privileges and execute arbitrary commands as root.(CVE-2026-16526)\n\nAn unauthenticated remote attacker can bypass access controls by sending crafted requests to the PCP pmproxy /store endpoint. This allows the attacker to overwrite any PMDA metric, leading to arbitrary code execution and system takeover.(CVE-2026-16527)\n\nA signed integer overflow in the PCP __pmGetPDU() function can be exploited via crafted network packets during PDU processing or SASL negotiation. This permanently blinds the affected daemon, resulting in a total denial of service (DoS) for subsequent packet reads.(CVE-2026-16529)\n\nA flaw was found in the PCP (Performance Co-Pilot) `pmproxy` service. A remote attacker can exploit a vulnerability in the `pmLogLoadInDom()` function by sending a specially crafted request. This bypasses a critical bounds check, which can lead to the `pmproxy` service crashing, causing a Denial of Service (DoS). Additionally, this flaw may enable the leakage of sensitive information from the system\u0026apos;s memory.(CVE-2026-16530)",
  "id": "OESA-2026-3808",
  "modified": "2026-09-14T16:34:34Z",
  "published": "2026-09-14T16:34:34Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3808"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16524"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16526"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16527"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16529"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16530"
    }
  ],
  "schema_version": "1.7.2",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "pcp security update",
  "upstream": [
    "CVE-2026-16524",
    "CVE-2026-16526",
    "CVE-2026-16527",
    "CVE-2026-16529",
    "CVE-2026-16530"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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