GHSA-MVWQ-HCRJ-F5X9

Vulnerability from github – Published: 2025-04-27 21:34 – Updated: 2025-04-28 20:54
VLAI?
Summary
Apereo CAS has inefficient regular expression complexity
Details

A vulnerability was found in Apereo CAS 5.2.6. It has been declared as problematic. This vulnerability affects unknown code of the file cas-5.2.6\core\cas-server-core-configuration-metadata-repository\src\main\java\org\apereo\cas\metadata\rest\CasConfigurationMetadataServerController.java. The manipulation of the argument Name leads to inefficient regular expression complexity. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Severity ?
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
5.3 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apereo.cas:cas-server-core-configuration-metadata-repository"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "5.2.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-3986"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-04-28T20:54:43Z",
    "nvd_published_at": "2025-04-27T21:15:16Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability was found in Apereo CAS 5.2.6. It has been declared as problematic. This vulnerability affects unknown code of the file cas-5.2.6\\core\\cas-server-core-configuration-metadata-repository\\src\\main\\java\\org\\apereo\\cas\\metadata\\rest\\CasConfigurationMetadataServerController.java. The manipulation of the argument Name leads to inefficient regular expression complexity. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
  "id": "GHSA-mvwq-hcrj-f5x9",
  "modified": "2025-04-28T20:54:43Z",
  "published": "2025-04-27T21:34:48Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-3986"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/apereo/cas"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.306322"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.306322"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?submit.557473"
    },
    {
      "type": "WEB",
      "url": "https://wx.mail.qq.com/s?k=rk-m8GwRMVMcOjBY1a"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/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"
    }
  ],
  "summary": "Apereo CAS has inefficient regular expression complexity"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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