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CVE-2026-44186: Apache HTTP Server: Loop in `proxy_ftp_handler` in mod_proxy_ftp

mediumCVSS 6.5CVE-2026-44186

CSIRTS triage

vendor: Apacheproduct: Apache HTTP ServerOther
What
A loop in the proxy_ftp_handler in mod_proxy_ftp can cause issues.
Who is affected
Deployments of Apache HTTP Server using mod_proxy_ftp are affected.
Urgency
This vulnerability has a medium severity with a CVSS score of 6.5, suggesting timely remediation is advisable.
Action
Update to the latest version of Apache HTTP Server to resolve this issue.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
medium — CVSS 6.5
Published
2026-06-09
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44186

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-44186coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

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