What is CVE-2026-49839?

CVE-2026-49839 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. jq --rawfile invalid-state reuse after String too long causes heap-buffer-overflow

Which CVE IDs does CVE-2026-49839 cover?

CVE-2026-49839 covers the following CVE IDs: CVE-2026-49839. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-49839?

CVE-2026-49839 has a CVSS v3 base score of 7.1, published by Microsoft Security Response Center (MSRC).

CVE-2026-49839HighCVSS 7.1

jq --rawfile invalid-state reuse after String too long causes heap-buffer-overflow

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-49839 →