Vulnerability in Jqlang Jq
CVE-2025-9403
A vulnerability was determined in jqlang jq up to 1.6. Impacted is the function run_jq_tests of the file jq_test.c of the component JSON Parser. Executing manipulation can lead to reachable assertion. The attack requires local access. The exploit has been publicly disclosed and may be utilized. Other versions might be affected as well.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.002 (10.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 10.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Jqlang Jq — versions 1.0, 1.1, 1.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (Exploit, VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/jqlang/jq/issues/3393 (issue-tracking, Exploit, Issue Tracking, Vendor Advisory)
- drive.google.com/file/d/1r8m9PhU_rk-QPj6OMcs415FcvWPD-zJY/view (Exploit, exploit)
Frequently asked questions
- What is CVE-2025-9403?
- CVE-2025-9403 is a low-severity vulnerability in Jqlang Jq, classified under Reachable Assertion. CVSS score: 3.3/10. Published 2025-08-25.
- How severe is CVE-2025-9403?
- Low severity. CVSS v3 base score is 3.3 out of 10.