jq vulnerability

CVE-2026-41257 is a newly published jq vulnerability, released in Microsoft’s Security Update Guide on May 13, 2026 and updated on June 3, affecting Azure Linux 3.0 jq packages where a signed integer overflow in the jq virtual machine stack can corrupt memory. The bug is not a Windows desktop...

Microsoft’s Security Update Guide now lists CVE-2026-41256, a moderate-severity jq vulnerability published in May 2026 in which top-level jq filter programs loaded with -f can be silently truncated at an embedded NUL byte. The bug is not a Windows kernel emergency or a remote wormable flaw, but...

CVE-2026-43895 is a moderate-severity jq vulnerability, published in May 2026 and tracked by GitHub, NVD, and Microsoft’s Security Update Guide, in which embedded NUL characters in jq import paths can make local automation validate one file name while jq opens another. That sounds narrow, and in...

Microsoft’s Security Update Guide lists CVE-2026-43896 as a jq denial-of-service vulnerability disclosed in May 2026, affecting jq 1.8.1 and earlier when recursive object merges can trigger unbounded recursion and crash the process. That sounds narrow until you remember where jq lives: in shell...