CVE-2026-49496

CVE-2026-49496

Ghidra before 12.1 contains a heap-use-after-free vulnerability in SleighBuilder::generatePointerAdd caused by iterator invalidation when PcodeCacher::allocateInstruction reallocates the issued vector. Attackers can trigger memory corrupti…

Vulnerability class: Use-After-Free

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-49496?
CVE-2026-49496 is a medium-severity vulnerability, classified under Use After Free. CVSS score: 6.1/10. Published 2026-06-10.
How severe is CVE-2026-49496?
Medium severity. CVSS v3 base score is 6.1 out of 10.