Use After Free in Jqlang Jq
CVE-2025-49014
jq is a command-line JSON processor. In version 1.8.0 a heap use after free vulnerability exists within the function f_strflocaltime of /src/builtin.c. This issue has been patched in commit 499c91b, no known fix version exists at time of publication.
Vulnerability class: Use-After-Free
EPSS: 0.003 (24.5th percentile) — read the EPSS interpretation.
Affected products
- Jqlang Jq — versions = 1.8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-49014?
- CVE-2025-49014 is a vulnerability in Jqlang Jq, classified under Use After Free. Published 2025-06-19.
- Is CVE-2025-49014 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.