CVE-2026-14786
CVE-2026-14786 — radareorg radare2 str.c r_str_word_get0set integer overflow
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.
Published Updated Sources: cvelistV5, VulDB
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
0%
chance of exploitation in 30 days
CVSS base
3.3
LOW
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
PoC
none · proof-of-concept · active
Automatable
No
can an attacker script all four kill-chain steps
Technical impact
Partial
partial · total control of the vulnerable component
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (1)
Products (1)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 3.3 | CVSS 3.1 | LOW | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-190
- CWE-189
Detection
Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.
- Search application, proxy, and WAF logs for requests touching /util/str.c.
References
7 on the record
- vuldb.com/vuln/376375
vdb-entry, technical-description
- vuldb.com/vuln/376375/cti
signature, permissions-required
- vuldb.com/cve/CVE-2026-14786
third-party-advisory
- vuldb.com/submit/850386
third-party-advisory
- github.com/radareorg/radare2/issues/26047
exploit, issue-tracking
- github.com/radareorg/radare2/commit/11ac224c0eb8d57830fccc99e1c1cd8e5d958813
patch
- github.com/radareorg/radare2/
product
Elsewhere on this site
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.