Vulnerability-Lookup

GHSA-H688-WMF2-Q99Q

Vulnerability from github – Published: 2026-05-05 15:31 – Updated: 2026-05-05 18:33

Details

Allocation of Resources Without Limits or Throttling vulnerability in Apache HTTP Server's mod_md via OCSP response data.

This issue affects Apache HTTP Server: from 2.4.30 through 2.4.66.

Users are recommended to upgrade to version 2.4.67, which fixes the issue.

Severity ?

7.3 (High)


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

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JSON

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  "affected": [],
  "aliases": [
    "CVE-2026-29168"
  ],
  "database_specific": {
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      "CWE-770"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-05-05T14:16:08Z",
    "severity": "HIGH"
  },
  "details": "Allocation of Resources Without Limits or Throttling vulnerability in Apache HTTP Server\u0027s\u00a0 mod_md via OCSP response data.\n\nThis issue affects Apache HTTP Server: from 2.4.30 through 2.4.66.\n\nUsers are recommended to upgrade to version 2.4.67, which fixes the issue.",
  "id": "GHSA-h688-wmf2-q99q",
  "modified": "2026-05-05T18:33:23Z",
  "published": "2026-05-05T15:31:36Z",
  "references": [
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      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-29168"
    },
    {
      "type": "WEB",
      "url": "https://httpd.apache.org/security/vulnerabilities_24.html"
    },
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      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/05/05/6"
    }
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      "type": "CVSS_V3"
    }
  ]
}

CVE-2026-29168 (GCVE-0-2026-29168)

Vulnerability from cvelistv5 – Published: 2026-05-05 13:10 – Updated: 2026-05-05 16:31

Title

Apache HTTP Server: mod_md unrestricted OCSP response

Summary

Allocation of Resources Without Limits or Throttling vulnerability in Apache HTTP Server's mod_md via OCSP response data. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the issue.

Severity ?

No CVSS data available.

CWE

CWE-770 - Allocation of Resources Without Limits or Throttling

Assigner

apache

References

URL

Tags

https://httpd.apache.org/security/vulnerabilities…

vendor-advisory

Impacted products

	Vendor	Product	Version
	Apache Software Foundation	Apache HTTP Server	Affected: 2.4.30 , ≤ 2.4.66 (semver) cpe:2.3:a:apache:http_server::::::::

Credits

Pavel Kohout, Aisle Research, Aisle.com

Show details on NVD website

JSON

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              "attackVector": "NETWORK",
              "availabilityImpact": "LOW",
              "baseScore": 7.3,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
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                  },
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-05-05T15:34:50.597190Z",
                "version": "2.0.3"
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          }
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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.

Action not permitted

GHSA-H688-WMF2-Q99Q

CVE-2026-29168 (GCVE-0-2026-29168)

Tags

Sightings

Nomenclature