CRITICALCVSS 9.0KNOWN EXPLOITEDRANSOMWARE: KNOWN

CVE-2021-40438

CVE-2021-40438 updated by NVD

Published: 2021-12-01
Modified: 2026-09-21
Sources: cisa-kev, nvd

Summary

A crafted request uri-path can cause mod_proxy to forward the request to an origin server choosen by the remote user. This issue affects Apache HTTP Server 2.4.48 and earlier.

References

https://nvd.nist.gov/vuln/detail/CVE-2021-40438

Includes data from the CISA Known Exploited Vulnerabilities catalog.

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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