CVE-2025-71316
CVE-2025-71316 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-176.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v4: 9.2
- EPSS exploit prediction: 0% (30th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-210067
- Weakness: CWE-176
- Published:
- Last modified:
Description
SQLite 'sqldiff.exe' does not securely handle the way the Microsoft Windows C runtime converts Unicode characters to ANSI codepages. An attacker could use the '-L' option to load an arbitrary DLL with a crafted command line argument string that results in command line file arguments being misinterpreted as command line options. Fixed on or around 2025-12-26.
Frequently asked questions
- What is CVE-2025-71316?
- SQLite 'sqldiff.exe' does not securely handle the way the Microsoft Windows C runtime converts Unicode characters to ANSI codepages. An attacker could use the '-L' option to load an arbitrary DLL with a crafted command line argument string that results in command line file arguments being misinterpreted as command line options. Fixed on or around 2025-12-26.
- How severe is CVE-2025-71316?
- CVE-2025-71316 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-71316 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-71316?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2025-71316 have an EU (EUVD) identifier?
- Yes. CVE-2025-71316 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-210067.
- When was CVE-2025-71316 published?
- CVE-2025-71316 was published on 2026-06-04 and last updated on 2026-06-17.
References
- https://i.blackhat.com/EU-24/Presentations/EU-24-Tsai-V2-WorstFit-Unveiling-Hidden-Transformers-in-Windows-ANSI.pdf
- https://learn.microsoft.com/en-us/windows/win32/api/processenv/nf-processenv-getcommandlinea#security-remarks
- https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-155-01.json
- https://sqlite.org/src/file/tool/winmain.c
- https://www.cve.org/CVERecord?id=CVE-2025-71316
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