Apache HTTP Server via mod_proxy_uwsgi HTTP response smuggling

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.021, the 82nd percentile, on 7 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the GitHub Advisory Database, published 7 Mar 2023. New records show when each source confirmed them.

Sources

• GitHub Advisory Database: GHSA-vcph-37mh-fqrh
• OSV: GHSA-vcph-37mh-fqrh
• nvd.nist.gov/vuln/detail/CVE-2023-27522
• github.com/apache/httpd/commit/d753ea76b5972a85349b68c31b59d04c60014f2d
• github.com/unbit/uwsgi/commit/58ee1df31fa9e9af106aaeabb82374c36b433822
• github.com/unbit/uwsgi/commit/acb03530aaaeaa810f28a5b64da619525940f569
• github.com/unbit/uwsgi
• httpd.apache.org/security/vulnerabilities_24.html
• lists.debian.org/debian-lts-announce/2023/04/msg00028.html
• security.gentoo.org/glsa/202309-01
• uwsgi-docs.readthedocs.io/en/latest/Changelog-2.0.22.html

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.