GHSA-5J8P-438X-RGG5

Vulnerability from github – Published: 2025-12-09 17:24 – Updated: 2025-12-09 17:24
VLAI
Summary
SAML PHP Toolkit Vulnerability on xmlseclibs CVE-2025-66475
Details

Summary

There is a critical vulnerability on xmlseclibs CVE-2025-66475, a dependency of php-saml

Update to the following versions of php-saml which forces the use of patched versions of xmlseclibs: - 2.21.1 - 3.8.1 - 4.3.1

Impact

Signature Wrapping Vulnerabilities allows an attacker to impersonate a user.

Severity
9.3 (Critical)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "onelogin/php-saml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.21.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "onelogin/php-saml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.0.0"
            },
            {
              "fixed": "3.8.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "onelogin/php-saml"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.0.0"
            },
            {
              "fixed": "4.3.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-1395"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-12-09T17:24:09Z",
    "nvd_published_at": null,
    "severity": "CRITICAL"
  },
  "details": "**Summary**\n\nThere is a critical vulnerability on xmlseclibs [CVE-2025-66475](https://github.com/robrichards/xmlseclibs/security/advisories/GHSA-c4cc-x928-vjw9), a dependency of php-saml\n\nUpdate to the following versions of php-saml which forces the use of patched versions of xmlseclibs:\n- [2.21.1](https://github.com/SAML-Toolkits/php-saml/releases/tag/2.21.1)\n- [3.8.1](https://github.com/SAML-Toolkits/php-saml/releases/tag/3.8.1)\n- [4.3.1](https://github.com/SAML-Toolkits/php-saml/releases/tag/4.3.1)\n\n\n**Impact**\n\nSignature Wrapping Vulnerabilities allows an attacker to impersonate a user.",
  "id": "GHSA-5j8p-438x-rgg5",
  "modified": "2025-12-09T17:24:09Z",
  "published": "2025-12-09T17:24:09Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/SAML-Toolkits/php-saml/security/advisories/GHSA-5j8p-438x-rgg5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/robrichards/xmlseclibs/security/advisories/GHSA-c4cc-x928-vjw9"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/SAML-Toolkits/php-saml"
    },
    {
      "type": "WEB",
      "url": "https://github.com/SAML-Toolkits/php-saml/releases/tag/2.21.1"
    },
    {
      "type": "WEB",
      "url": "https://github.com/SAML-Toolkits/php-saml/releases/tag/3.8.1"
    },
    {
      "type": "WEB",
      "url": "https://github.com/SAML-Toolkits/php-saml/releases/tag/4.3.1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": " SAML PHP Toolkit Vulnerability on xmlseclibs CVE-2025-66475 "
}



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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.


Detection rules are retrieved from Rulezet.