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CVE-2026-59685 is an out-of-bounds write vulnerability affecting Apache HTTP Server 2.4.0 through 2.4.68 on Windows. The flaw occurs during canonical-name rewriting in ap_directory_walk() on case-insensitive filesystems when paths containing DOS 8.3 short names grow during expansion. A crafted request path can trigger the faulty path-resolution behavior, potentially causing memory corruption or process crashes.
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No public exploit code observed for this vulnerability.
12 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
An out-of-bounds write vulnerability in Apache HTTP Server. The advisory lists versions 2.4.0 through versions before 2.4.69 as affected and recommends upgrading to 2.4.69 or later.
Unknown
A Windows-specific Apache HTTP Server out-of-bounds write that can crash the server or potentially enable code execution through controlled memory corruption.
Listed as an Apache HTTP Server vulnerability covered by the Nessus plugin. Flaw-specific technical details are not provided.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.