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CVE-2026-44186 is a denial-of-service vulnerability in the mod_proxy_ftp module of Apache HTTP Server. The flaw is an infinite loop caused by an unreachable exit condition in the proxy_ftp_handler code path when Apache interacts with an attacker-controlled backend FTP server. Affected versions are Apache HTTP Server 2.4.0 through 2.4.67. The issue was corrected in Apache HTTP Server 2.4.68.
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What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
13 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A vulnerability affecting IBM HTTP Server configurations with mod_proxy_ftp loaded and configured.
A denial-of-service vulnerability in Apache HTTP Server mod_proxy_ftp that triggers an infinite loop via an attacker-controlled backend FTP server.
A vulnerability addressed in the Apache HTTP Server 2.4.68 security update.
Apache HTTP Server mod_proxy_ftp vulnerability fixed in 2.4.68; the text indicates it relates to FTP proxy handling, but the exact impact is partially unreadable.
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.