CVE-2026-114457 Mod_qos: missing nul termination in json value escaping permits out-of-bounds reads
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-114457?
CVE-2026-114457 is a low-severity vulnerability in pbuchbinder mod_qos, published on 22 Oct 2026.
Official description
A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.
Weakness: CWE-170
Which versions are affected by CVE-2026-114457?
How do I fix CVE-2026-114457?
No fix has been published for CVE-2026-114457 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-114457 being exploited?
There is no known exploitation of CVE-2026-114457 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-114457, GHSA-vwh8-p4rw-9g58, UBUNTU-CVE-2026-114457.