What is CVE-2024-53427?

CVE-2024-53427 is a high-severity vulnerability in Jqlang Jq, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 8.1/10. Published 2025-02-26.

How severe is CVE-2024-53427?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2024-53427 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Jqlang Jq

CVE-2024-53427

decNumberCopy in decNumber.c in jq through 1.7.1 does not properly consider that NaN is interpreted as numeric, which has a resultant stack-based buffer overflow and out-of-bounds write, as demonstrated by use of --slurp with subtraction…

EPSS: 0.003 (50.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Jqlang Jq — versions 0

Weakness classification (CWE)

CWE-843 — Access of Resource Using Incompatible Type (Type Confusion)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-53427?: CVE-2024-53427 is a high-severity vulnerability in Jqlang Jq, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 8.1/10. Published 2025-02-26.
How severe is CVE-2024-53427?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2024-53427 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.