Vulnerability details

CVE-2026-59685

Apache Software Foundation Apache HTTP Server

Apache HTTP Server: Out-of-Bounds Write in ap_directory_walk() Canonical-Name Rewrite on CASE_BLIND_FILESYSTEM

CVSS 3.1

7.5High

Official description

Out-of-bounds Write vulnerability in Apache HTTP Server on Windows while processing paths with 8.3 names that may grow when expanded. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68.

CVSS scores

Score	Version	Source	Vector
7.5High	3.1	CISA ADP / Vulnrichment (CISA-ADP)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`

Affected products

Vendor	Product	Versions	Source
Apache Software Foundation	Apache HTTP Server	2.4.0 ≤ v ≤ 2.4.68	CVEProject cvelistV5 (CNA)

References and advisories

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Details

Published: 2026-10-01
Last updated: 2026-10-01
State: Published
Assigner (CNA): apache

Exploit prediction (EPSS)

0.46%

Probability of exploitation in 30 days

40.5%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Partial

Weaknesses (CWE)

CWE-787
Out-of-bounds Write