Vulnerability-Lookup

CVE-2026-19906 (GCVE-0-2026-19906)

Vulnerability from cvelistv5 – Published: 2026-08-15 19:00 – Updated: 2026-08-17 17:39 X_Open Source

Title

pkp pkp-lib API Key Generation APIProfileForm.php setData entropy

Summary

A weakness has been identified in pkp pkp-lib 3.3.0/3.4.0/3.5.0. This vulnerability affects the function setData of the file classes/user/form/APIProfileForm.php of the component API Key Generation. Executing a manipulation of the argument apiKey can lead to insufficient entropy. The attack may be performed from remote. This attack is characterized by high complexity. It is stated that the exploitability is difficult. This patch is called 529b5df878e571ccc727647f7748eafc1466b041. It is best practice to apply a patch to resolve this issue.

Severity

6.3 (Medium)


                        
                          CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X

3.7 (Low)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C

3.7 (Low)


                        
                          CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-17 17:39 UTC

CWE

CWE-331 - Insufficient Entropy
CWE-330 - Insufficiently Random Values

Assigner

VulDB mitre root

References

7 references

URL	Tags
https://vuldb.com/vuln/390119	vdb-entrytechnical-description
https://vuldb.com/vuln/390119/cti	signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19906	third-party-advisory
https://vuldb.com/submit/870828	third-party-advisory
https://github.com/pkp/pkp-lib/issues/12951	issue-tracking
https://github.com/pkp/pkp-lib/commit/529b5df878e…	patch
https://github.com/pkp/pkp-lib/	product

Impacted products

1 product

Vendor	Product	Version	CPE status
pkp	pkp-lib	Affected: 3.3.0 Affected: 3.4.0 Affected: 3.5.0 cpe:2.3:a:pkp:pkp-lib::::::::

Credits

Razielx64 (VulDB User)

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-19906

Vulnerability from fkie_nvd - Published: 2026-08-15 19:16 - Updated: 2026-08-20 12:48

Severity

3.7 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Summary

References

	URL	Tags
	cna@vuldb.com	https://github.com/pkp/pkp-lib/
	cna@vuldb.com	https://github.com/pkp/pkp-lib/commit/529b5df878e571ccc727647f7748eafc1466b041
	cna@vuldb.com	https://github.com/pkp/pkp-lib/issues/12951
	cna@vuldb.com	https://vuldb.com/cve/CVE-2026-19906
	cna@vuldb.com	https://vuldb.com/submit/870828
	cna@vuldb.com	https://vuldb.com/vuln/390119
	cna@vuldb.com	https://vuldb.com/vuln/390119/cti

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:pkp:pkp-lib:*:*:*:*:*:*:*:*"
          ],
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          "vendor": "pkp",
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    }
  ],
  "id": "CVE-2026-19906",
  "lastModified": "2026-08-20T12:48:10.287",
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          "version": "2.0"
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        "impactScore": 2.9,
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        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
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          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 1.4,
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "HIGH",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 6.3,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "NONE",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "cna@vuldb.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-19906",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-17T17:39:37.281230Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-15T19:16:32.470",
  "references": [
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/pkp/pkp-lib/"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/pkp/pkp-lib/commit/529b5df878e571ccc727647f7748eafc1466b041"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://github.com/pkp/pkp-lib/issues/12951"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/cve/CVE-2026-19906"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/submit/870828"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/390119"
    },
    {
      "source": "cna@vuldb.com",
      "url": "https://vuldb.com/vuln/390119/cti"
    }
  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-330"
        },
        {
          "lang": "en",
          "value": "CWE-331"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}

GHSA-GCCX-9QMF-HRF5

Vulnerability from github – Published: 2026-08-15 21:30 – Updated: 2026-08-15 21:30

Details

Severity

3.7 (Low)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

6.3 (Medium)


                  
                    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-19906"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-330"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-15T19:16:32Z",
    "severity": "MODERATE"
  },
  "details": "A weakness has been identified in pkp pkp-lib 3.3.0/3.4.0/3.5.0. This vulnerability affects the function setData of the file classes/user/form/APIProfileForm.php of the component API Key Generation. Executing a manipulation of the argument apiKey can lead to insufficient entropy. The attack may be performed from remote. This attack is characterized by high complexity. It is stated that the exploitability is difficult. This patch is called 529b5df878e571ccc727647f7748eafc1466b041. It is best practice to apply a patch to resolve this issue.",
  "id": "GHSA-gccx-9qmf-hrf5",
  "modified": "2026-08-15T21:30:58Z",
  "published": "2026-08-15T21:30:58Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-19906"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pkp/pkp-lib/issues/12951"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pkp/pkp-lib/commit/529b5df878e571ccc727647f7748eafc1466b041"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pkp/pkp-lib"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/cve/CVE-2026-19906"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/submit/870828"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/390119"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/vuln/390119/cti"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-19906 (GCVE-0-2026-19906)

FKIE_CVE-2026-19906

GHSA-GCCX-9QMF-HRF5

Tags

Sightings

Nomenclature