CVE-2025-9403: medium-severity vulnerability in jqlang jq
jqlang jq JSON jq_test.c run_jq_tests assertion
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.8epss 0.2%
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.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Affected products
jqlang · jqRelated CVEs — jqlang jq
In the same product, most dangerous first.
CVE-2026-32316HIGHjq: Integer overflow in jvp_string_append() allows Heap-based Buffer OverflowEPSS 0.8%CVE-2026-39979MEDIUMjq: Out-of-Bounds Read in jv_parse_sized() Error Formatting for Non-NUL-Terminated Counted BuffersEPSS 0.6%CVE-2025-48060HIGHAddressSanitizer: stack-buffer-overflow in jq_fuzz_execute (jv_string_vfmt)EPSS 0.6%CVE-2023-50246MEDIUMjq has heap-buffer-overflow vulnerability in the function decToString in decNumber.cEPSS 0.5%CVE-2024-23337MEDIUMjq has signed integer overflow in jv.c:jvp_array_writeEPSS 0.5%CVE-2023-50268MEDIUMjq has stack-based buffer overflow in decNaNsEPSS 0.4%