CVE-2025-29914

OWASP Coraza WAF has parser confusion which leads to wrong URI in `REQUEST_FILENAME`

Description

OWASP Coraza WAF is a golang modsecurity compatible web application firewall library. Prior to 3.3.3, if a request is made on an URI starting with //, coraza will set a wrong value in REQUEST_FILENAME. For example, if the URI //bar/uploads/foo.php?a=b is passed to coraza: , REQUEST_FILENAME will be set to /uploads/foo.php. This can lead to a rules bypass. This vulnerability is fixed in 3.3.3.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: corazawaf coraza
Published at:
Updated at:

References

Link Tags
https://github.com/corazawaf/coraza/security/advisories/GHSA-q9f5-625g-xm39
https://github.com/corazawaf/coraza/commit/4722c9ad0d502abd56b8d6733c6b47eb4111742d

Frequently Asked Questions

What is the severity of CVE-2025-29914?
CVE-2025-29914 has been scored as a medium severity vulnerability.
How to fix CVE-2025-29914?
To fix CVE-2025-29914, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-29914 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-29914 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-29914?
CVE-2025-29914 affects corazawaf coraza.
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