Vulnerability · Published May 29, 2026 · Assigned by GitHub_M

CVE-2026-45613Rizin: Heap-buffer-overflow in OMF parser

Low 3.3

In plain English

A low-severity out-of-bounds read in rizin from rizinorg. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).

Severity (CVSS 3.1)3.3Low

Exploit odds (30 days)0.1%top 98.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a heap-buffer-overflow in librz/bin/format/omf/omf.c. This vulnerability is fixed by commit e6d0937c8a083e23ed76ccfb9f631cdc50c7af47.

Affected products (as reported)

Vendor	Product	Versions
rizinorg	rizin	< e6d0937c8a083e23ed76ccfb9f631cdc50c7af47

Weakness: CWE-125 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

References

https://github.com/rizinorg/rizin/security/advisories/GHSA-wprr-wrcw-mw6v x_refsource_CONFIRM
https://github.com/rizinorg/rizin/commit/e6d0937c8a083e23ed76ccfb9f631cdc50c7af47 x_refsource_MISC