Vulnerability from cleanstart
Published
2026-06-11 00:51
Modified
2026-06-10 14:18
Summary
authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users
Details

Multiple security vulnerabilities affect the percona-server-mongodb-operator package. An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. See references for individual vulnerability details.

References
https://github.com/cleanstart-dev/cleanstart-secu… ADVISORY
https://osv.dev/vulnerability/CVE-2025-47911 WEB
https://osv.dev/vulnerability/CVE-2025-47913 WEB
https://osv.dev/vulnerability/CVE-2025-47914 WEB
https://osv.dev/vulnerability/CVE-2025-58181 WEB
https://osv.dev/vulnerability/CVE-2025-58190 WEB
https://osv.dev/vulnerability/CVE-2026-25680 WEB
https://osv.dev/vulnerability/CVE-2026-25681 WEB
https://osv.dev/vulnerability/CVE-2026-27136 WEB
https://osv.dev/vulnerability/CVE-2026-32952 WEB
https://osv.dev/vulnerability/CVE-2026-33814 WEB
https://osv.dev/vulnerability/CVE-2026-35469 WEB
https://osv.dev/vulnerability/CVE-2026-39821 WEB
https://osv.dev/vulnerability/CVE-2026-39824 WEB
https://osv.dev/vulnerability/CVE-2026-39827 WEB
https://osv.dev/vulnerability/CVE-2026-39828 WEB
https://osv.dev/vulnerability/CVE-2026-39829 WEB
https://osv.dev/vulnerability/CVE-2026-39830 WEB
https://osv.dev/vulnerability/CVE-2026-39831 WEB
https://osv.dev/vulnerability/CVE-2026-39832 WEB
https://osv.dev/vulnerability/CVE-2026-39833 WEB
https://osv.dev/vulnerability/CVE-2026-39834 WEB
https://osv.dev/vulnerability/CVE-2026-39835 WEB
https://osv.dev/vulnerability/CVE-2026-42502 WEB
https://osv.dev/vulnerability/CVE-2026-42506 WEB
https://osv.dev/vulnerability/CVE-2026-42508 WEB
https://osv.dev/vulnerability/CVE-2026-46595 WEB
https://osv.dev/vulnerability/CVE-2026-46597 WEB
https://osv.dev/vulnerability/CVE-2026-46598 WEB
https://osv.dev/vulnerability/ghsa-f6x5-jh6r-wrfv WEB
https://osv.dev/vulnerability/ghsa-j5w8-q4qc-rx2x WEB
https://osv.dev/vulnerability/ghsa-pc3f-x583-g7j2 WEB
https://osv.dev/vulnerability/ghsa-pjcq-xvwq-hhpj WEB
https://nvd.nist.gov/vuln/detail/CVE-2025-47911 WEB
https://nvd.nist.gov/vuln/detail/CVE-2025-47913 WEB
https://nvd.nist.gov/vuln/detail/CVE-2025-47914 WEB
https://nvd.nist.gov/vuln/detail/CVE-2025-58181 WEB
https://nvd.nist.gov/vuln/detail/CVE-2025-58190 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-25680 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-25681 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-27136 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-32952 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-33814 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-35469 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39821 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39824 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39827 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39828 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39829 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39830 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39831 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39832 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39833 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39834 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-39835 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-42502 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-42506 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-42508 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-46595 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-46597 WEB
https://nvd.nist.gov/vuln/detail/CVE-2026-46598 WEB

{
  "affected": [
    {
      "package": {
        "ecosystem": "CleanStart",
        "name": "percona-server-mongodb-operator"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.22.0-r1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "credits": [],
  "database_specific": {},
  "details": "Multiple security vulnerabilities affect the percona-server-mongodb-operator package. An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. See references for individual vulnerability details.",
  "id": "CLEANSTART-2026-WA48911",
  "modified": "2026-06-10T14:18:06Z",
  "published": "2026-06-11T00:51:16.571546Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-WA48911.json"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2025-47911"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2025-47913"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2025-47914"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2025-58181"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2025-58190"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-25680"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-25681"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-27136"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-32952"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-33814"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-35469"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39821"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39824"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39827"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39828"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39829"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39830"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39831"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39832"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39833"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39834"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-39835"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-42502"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-42506"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-42508"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-46595"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-46597"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/CVE-2026-46598"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/ghsa-f6x5-jh6r-wrfv"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/ghsa-j5w8-q4qc-rx2x"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/ghsa-pc3f-x583-g7j2"
    },
    {
      "type": "WEB",
      "url": "https://osv.dev/vulnerability/ghsa-pjcq-xvwq-hhpj"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-47911"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-47913"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-47914"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-58181"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-58190"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-25680"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-25681"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27136"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-32952"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33814"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-35469"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39821"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39824"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39827"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39828"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39829"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39830"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39831"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39832"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39833"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39834"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-39835"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42502"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42506"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-42508"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46595"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46597"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46598"
    }
  ],
  "related": [],
  "schema_version": "1.7.3",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users",
  "upstream": [
    "CVE-2025-47911",
    "CVE-2025-47913",
    "CVE-2025-47914",
    "CVE-2025-58181",
    "CVE-2025-58190",
    "CVE-2026-25680",
    "CVE-2026-25681",
    "CVE-2026-27136",
    "CVE-2026-32952",
    "CVE-2026-33814",
    "CVE-2026-35469",
    "CVE-2026-39821",
    "CVE-2026-39824",
    "CVE-2026-39827",
    "CVE-2026-39828",
    "CVE-2026-39829",
    "CVE-2026-39830",
    "CVE-2026-39831",
    "CVE-2026-39832",
    "CVE-2026-39833",
    "CVE-2026-39834",
    "CVE-2026-39835",
    "CVE-2026-42502",
    "CVE-2026-42506",
    "CVE-2026-42508",
    "CVE-2026-46595",
    "CVE-2026-46597",
    "CVE-2026-46598",
    "ghsa-f6x5-jh6r-wrfv",
    "ghsa-j5w8-q4qc-rx2x",
    "ghsa-pc3f-x583-g7j2",
    "ghsa-pjcq-xvwq-hhpj"
  ]
}


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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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Detection rules are retrieved from Rulezet.

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