CVE-2026-40467 | Vulnetix

CVE-2026-40467 PUBLISHED CVSS 5.1 MEDIUM

Reported by CERT-PL · Published July 13, 2026

Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.

Risk Scores

CVSS 4.0

5.1

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Affected Products

Vendor	Product	Versions
GNU	gawk	0
GNU	gawk	0

Timeline

Jul 13, 2026 Coalition ESS Score
Jul 13, 2026 CVE Published
Jul 13, 2026 CVE Updated
Aug 7, 2026 EPSS Score

References

patch
third-party-advisory

Open in Interactive Console →