CVE-2026-14786: radare radare2 Numeric Errors

Vulnerability summary

CVE-2026-14786 is a medium (CVSS 5.5) Numeric Errors vulnerability in radare radare2. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 8% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 06-07-2026
   PublishedVulnerability first disclosed.
2. 07-07-2026
   Last modifiedVulnerability information updated.

Description

A security flaw has been discovered in radareorg radare2 up to 6.1.6. This impacts the function r_str_word_get0set of the file libr/util/str.c. The manipulation results in integer overflow. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The patch is identified as 11ac224c0eb8d57830fccc99e1c1cd8e5d958813. It is best practice to apply a patch to resolve this issue.

• CWE-189Numeric ErrorsWeaknesses in this category are related to improper calculation or conversion of numbers.
• CWE-190Integer Overflow or WraparoundThe product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.