Heap-based buffer overflow in XnView before 1.99 allows remote attackers to cause a…
Priority MEDIUM 41CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Heap-based buffer overflow in XnView before 1.99 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted PCT image.
Why it matters now
EPSS 0.08011 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-0277
- 2026-10-03 Alias added: GHSA-g4xf-pmr9-hq5x
References
More Xnview vulnerabilities
- TI-2013-02281 Buffer overflow in XnView before 2.04 allows remote attackers to execute arbitrary code via a crafted PCT file. CVSS 2.0HIGH 9.3
- TI-2010-01850 Heap-based buffer overflow in XnView 1.97.4 and possibly earlier allows remote attackers… CVSS 2.0HIGH 9.3
- TI-2012-04214 Heap-based buffer overflow in the xjpegls.dll (aka JLS, JPEG-LS, or JPEG lossless) format… CVSS 2.0HIGH 9.3
- TI-2009-03793 Integer overflow in XnView before 1.97.2 might allow remote attackers to execute… CVSS 2.0HIGH 9.3
- TI-2013-03443 Out-of-bounds write in XnView CVSS 3.1CRITICAL 9.8
- TI-2008-01398 Buffer overflow in XnView 1.92.1 allows user-assisted remote attackers to execute… CVSS 2.0HIGH 7.6
Sources
- CVE-2012-0277 · CVE Program
- CVE-2012-0277 · NVD
- FIRST EPSS
- GHSA-g4xf-pmr9-hq5x · GitHub Advisory Database · CC BY 4.0
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