CVE-2026-29167

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-06-08. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

A fix is available — apply it.

Use After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration

This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

Users are recommended to upgrade to version 2.4.68, which fixes the issue.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
59(Track)
EG Risk 59/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
51%
KEV
Not listed

Published

June 8, 2026

Last Modified

July 23, 2026

Advisory Details (3)

Auto-updated Sep 12, 2026
⚠️ Active exploitation confirmed. Patch available.
generic

oss-security - Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse)

http://www.openwall.com/lists/oss-security/2026/06/09/1
generic

oss-security - CVE-2026-29167: Apache HTTP Server: mod_ldap per-dir use-after-free

http://www.openwall.com/lists/oss-security/2026/06/08/4
generic Patch Available🔴 Active Exploitation

Apache HTTP Server 2.4 vulnerabilities - The Apache HTTP Server Project

https://httpd.apache.org/security/vulnerabilities_24.html

Vendor Advisories for CVE-2026-29167(11)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(10)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuapache2-utils (2.4.18-2ubuntu3.17+esm20) @ xenial2026-09-14ubuntu
ubuntuapache2-utils (2.4.66-2ubuntu2.4) @ resolute2026-09-14ubuntu
redhathttpd-0:2.4.57-11.el9_4.52026-09-10redhat
redhathttpd:2.4-8100020260825093947.489197e62026-09-08redhat
redhathttpd-0:2.4.62-4.el9_6.62026-09-01redhat
redhathttpd-0:2.4.63-13.el10_2.62026-08-26redhat
redhathttpd-0:2.4.62-13.el9_8.62026-08-25redhat
redhatjbcs-httpd24-httpd2026-08-19redhat
redhatjbcs-httpd24-mod_security-0:2.9.6-19.el8jbcs2026-08-19redhat
redhathttpd-main-2.4.68-1.hum12026-06-10redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
apache22.4.48-3.1 ... 2.4.67-1~deb11u2 (84 versions)2.4.67-1~deb11u3—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
apache22.4.57-2 ... 2.4.67-2 (53 versions)2.4.68-1~deb12u1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
apache22.4.65-2 ... 2.4.68-1~deb12u1 (27 versions)2.4.68-1~deb13u1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
apache22.4.65-2 ... 2.4.68-1~deb13u1 (28 versions)2.4.68-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(2)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 12× in last 7d / 70× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 527 total refreshes for this CVE.

  1. 2026-09-18 19:28 UTCEPSS rescore
  2. 2026-09-18 19:27 UTCEPSS rescore
  3. 2026-09-17 19:30 UTCEPSS rescore
  4. 2026-09-16 14:08 UTCEPSS rescore
  5. 2026-09-16 05:15 UTCEPSS rescore
  6. 2026-09-14 09:16 UTCVendor advisory
  7. 2026-09-14 09:16 UTCGHSA enrichment
  8. 2026-09-14 04:54 UTCEG score recompute
  9. 2026-09-14 04:54 UTCVendor advisory
  10. 2026-09-14 04:54 UTCGHSA enrichment
  11. 2026-09-13 16:47 UTCEPSS rescore
  12. 2026-09-12 15:01 UTCEPSS rescore
  13. 2026-09-11 14:52 UTCEPSS rescore
  14. 2026-09-10 09:34 UTCEPSS rescore
  15. 2026-09-08 22:00 UTCEPSS rescore
  16. 2026-09-07 16:01 UTCEPSS rescore
  17. 2026-09-06 13:47 UTCEPSS rescore
  18. 2026-09-06 13:47 UTCEPSS rescore
  19. 2026-09-04 05:06 UTCEPSS rescore
  20. 2026-09-02 14:11 UTCEPSS rescore
  21. 2026-09-01 13:53 UTCEPSS rescore
  22. 2026-09-01 04:39 UTCEPSS rescore
  23. 2026-09-01 04:39 UTCEPSS rescore
  24. 2026-08-31 02:13 UTCEG score recompute
  25. 2026-08-31 02:13 UTCVendor advisory
Show 75 more
  1. 2026-08-31 02:13 UTCGHSA enrichment
  2. 2026-08-30 19:17 UTCEPSS rescore
  3. 2026-08-30 01:22 UTCEPSS rescore
  4. 2026-08-28 21:41 UTCEPSS rescore
  5. 2026-08-27 14:25 UTCEPSS rescore
  6. 2026-08-26 14:46 UTCEPSS rescore
  7. 2026-08-25 13:49 UTCEPSS rescore
  8. 2026-08-25 05:52 UTCVendor advisory
  9. 2026-08-25 05:52 UTCGHSA enrichment
  10. 2026-08-25 01:33 UTCEG score recompute
  11. 2026-08-25 01:33 UTCVendor advisory
  12. 2026-08-25 01:33 UTCGHSA enrichment
  13. 2026-08-24 14:17 UTCEPSS rescore
  14. 2026-08-24 01:11 UTCVendor advisory
  15. 2026-08-24 01:11 UTCGHSA enrichment
  16. 2026-08-23 20:41 UTCVendor advisory
  17. 2026-08-23 20:41 UTCGHSA enrichment
  18. 2026-08-23 16:20 UTCVendor advisory
  19. 2026-08-23 16:20 UTCGHSA enrichment
  20. 2026-08-23 11:52 UTCEG score recompute
  21. 2026-08-23 11:52 UTCVendor advisory
  22. 2026-08-23 11:52 UTCGHSA enrichment
  23. 2026-08-23 00:19 UTCEPSS rescore
  24. 2026-08-22 00:17 UTCEG score recompute
  25. 2026-08-22 00:17 UTCVendor advisory
  26. 2026-08-22 00:17 UTCGHSA enrichment
  27. 2026-08-21 23:49 UTCEPSS rescore
  28. 2026-08-21 19:56 UTCVendor advisory
  29. 2026-08-21 19:55 UTCGHSA enrichment
  30. 2026-08-21 12:43 UTCVendor advisory
  31. 2026-08-21 12:43 UTCGHSA enrichment
  32. 2026-08-21 06:42 UTCVendor advisory
  33. 2026-08-21 06:42 UTCGHSA enrichment
  34. 2026-08-21 02:11 UTCEG score recompute
  35. 2026-08-21 02:11 UTCVendor advisory
  36. 2026-08-21 02:11 UTCGHSA enrichment
  37. 2026-08-20 22:55 UTCEPSS rescore
  38. 2026-08-20 22:55 UTCEPSS rescore
  39. 2026-08-20 21:46 UTCVendor advisory
  40. 2026-08-20 21:46 UTCGHSA enrichment
  41. 2026-08-20 17:26 UTCVendor advisory
  42. 2026-08-20 17:26 UTCGHSA enrichment
  43. 2026-08-20 09:32 UTCEG score recompute
  44. 2026-08-20 09:32 UTCVendor advisory
  45. 2026-08-20 09:32 UTCGHSA enrichment
  46. 2026-08-19 17:03 UTCEPSS rescore
  47. 2026-08-18 13:48 UTCEPSS rescore
  48. 2026-08-17 15:19 UTCEG score recompute
  49. 2026-08-17 15:19 UTCVendor advisory
  50. 2026-08-17 15:19 UTCGHSA enrichment
  51. 2026-08-17 13:47 UTCEPSS rescore
  52. 2026-08-17 10:59 UTCVendor advisory
  53. 2026-08-17 10:59 UTCGHSA enrichment
  54. 2026-08-17 06:40 UTCVendor advisory
  55. 2026-08-17 06:40 UTCGHSA enrichment
  56. 2026-08-17 01:58 UTCEG score recompute
  57. 2026-08-17 01:58 UTCVendor advisory
  58. 2026-08-17 01:58 UTCGHSA enrichment
  59. 2026-08-16 14:56 UTCEPSS rescore
  60. 2026-08-16 14:26 UTCVendor advisory
  61. 2026-08-16 14:26 UTCGHSA enrichment
  62. 2026-08-16 09:55 UTCVendor advisory
  63. 2026-08-16 09:55 UTCGHSA enrichment
  64. 2026-08-16 05:36 UTCEG score recompute
  65. 2026-08-16 05:36 UTCVendor advisory
  66. 2026-08-16 05:36 UTCGHSA enrichment
  67. 2026-08-16 02:14 UTCEPSS rescore
  68. 2026-08-16 01:17 UTCVendor advisory
  69. 2026-08-16 01:17 UTCGHSA enrichment
  70. 2026-08-15 16:22 UTCVendor advisory
  71. 2026-08-15 16:22 UTCGHSA enrichment
  72. 2026-08-15 12:01 UTCVendor advisory
  73. 2026-08-15 12:01 UTCGHSA enrichment
  74. 2026-08-15 05:06 UTCEG score recompute
  75. 2026-08-15 05:06 UTCVendor advisory

Frequently asked(5)

What is CVE-2026-29167?
CVE-2026-29167 is a critical vulnerability published on June 8, 2026. Use After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.
When was CVE-2026-29167 disclosed?
CVE-2026-29167 was first published in the National Vulnerability Database on June 8, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-29167 actively exploited?
CVE-2026-29167 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 48.8% of all scored CVEs.
What is the CVSS score of CVE-2026-29167?
CVE-2026-29167 has a CVSS v3.1 base score of 9.8 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-29167?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-29167, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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