CVE-2025-3791
CVE-2025-3791 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 4.3
- CVSS v4: 4.8
- EPSS exploit prediction: 0% (8th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-11879
- Weakness: CWE-119
- Published:
- Last modified:
Description
A vulnerability classified as critical was found in symisc UnQLite up to 957c377cb691a4f617db9aba5cc46d90425071e2. This vulnerability affects the function jx9MemObjStore of the file /data/src/benchmarks/unqlite/unqlite.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available.
Frequently asked questions
- What is CVE-2025-3791?
- A vulnerability classified as critical was found in symisc UnQLite up to 957c377cb691a4f617db9aba5cc46d90425071e2. This vulnerability affects the function jx9MemObjStore of the file /data/src/benchmarks/unqlite/unqlite.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available.
- How severe is CVE-2025-3791?
- CVE-2025-3791 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2025-3791 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-3791?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-3791 have an EU (EUVD) identifier?
- Yes. CVE-2025-3791 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-11879.
- When was CVE-2025-3791 published?
- CVE-2025-3791 was published on 2025-04-18 and last updated on 2026-06-17.
References
- https://github.com/symisc/unqlite/issues/173
- https://github.com/user-attachments/files/19652580/unqlite-reproduce-heap-overflow.zip
- https://vuldb.com/?ctiid.305614
- https://vuldb.com/?id.305614
- https://vuldb.com/?submit.554574
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