CVE-2026-14786: radare2 Integer Overflow

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.

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CVSS v3.1 Score

3.3

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

EPSS — Exploit Prediction

0.0013

Probability of exploitation

0.03%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-189 CWE-189

CWE-190 Integer Overflow

Affected Products

Vendor	Product	Versions
radare	radare2	< 6.1.8

References

Advisories & Patches

https://github.com/radareorg/radare2/commit/11ac224c0eb8d57830fccc99e1c1cd8e5d958813

Exploits

https://github.com/radareorg/radare2/issues/26047

Other References

https://github.com/radareorg/radare2/ https://vuldb.com/cve/CVE-2026-14786 https://vuldb.com/submit/850386 https://vuldb.com/vuln/376375 https://vuldb.com/vuln/376375/cti

Frequently Asked Questions

What is CVE-2026-14786? +

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. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2026-14786? +

CVE-2026-14786 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0013, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-14786? +

CVE-2026-14786 affects products from radare, specifically: radare2. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-14786? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-14786