Heap-based buffer overflow in SumatraPDF before 2.1 allows remote attackers to execute…
Priority MEDIUM 48CWE-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
- Complete · Complete · Complete
- 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 SumatraPDF before 2.1 allows remote attackers to execute arbitrary code via a crafted PDF document, a different vulnerability than CVE-2012-4895.
Why it matters now
EPSS 0.05193 92nd percentileScored 2026-11-07
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
CPE configurations NVD · 28
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:*:*:*:*:*:*:*:* | up to 2.0.1 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.1:*:*:*:*:*:*:* | 0.1 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.2:*:*:*:*:*:*:* | 0.2 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.3:*:*:*:*:*:*:* | 0.3 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.4:*:*:*:*:*:*:* | 0.4 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.5:*:*:*:*:*:*:* | 0.5 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.6:*:*:*:*:*:*:* | 0.6 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.7:*:*:*:*:*:*:* | 0.7 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.8:*:*:*:*:*:*:* | 0.8 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.8.1:*:*:*:*:*:*:* | 0.8.1 | Vulnerable | sumatrapdfreader |
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:*:*:*:*:*:*:*:* Versions up to 2.0.1 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.1:*:*:*:*:*:*:* Versions 0.1 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.2:*:*:*:*:*:*:* Versions 0.2 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.3:*:*:*:*:*:*:* Versions 0.3 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.4:*:*:*:*:*:*:* Versions 0.4 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.5:*:*:*:*:*:*:* Versions 0.5 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.6:*:*:*:*:*:*:* Versions 0.6 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.7:*:*:*:*:*:*:* Versions 0.7 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.8:*:*:*:*:*:*:* Versions 0.8 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.8.1:*:*:*:*:*:*:* Versions 0.8.1 Vulnerable ·sumatrapdfreader
Show 18 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9:*:*:*:*:*:*:* | 0.9 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.1:*:*:*:*:*:*:* | 0.9.1 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.2:*:*:*:*:*:*:* | 0.9.2 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.3:*:*:*:*:*:*:* | 0.9.3 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.4:*:*:*:*:*:*:* | 0.9.4 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.0.1:*:*:*:*:*:*:* | 1.0.1 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.2:*:*:*:*:*:*:* | 1.2 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.3:*:*:*:*:*:*:* | 1.3 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.4:*:*:*:*:*:*:* | 1.4 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.5.1:*:*:*:*:*:*:* | 1.5.1 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.6:*:*:*:*:*:*:* | 1.6 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.7:*:*:*:*:*:*:* | 1.7 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.8:*:*:*:*:*:*:* | 1.8 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.9:*:*:*:*:*:*:* | 1.9 | Vulnerable | sumatrapdfreader |
| cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | sumatrapdfreader |
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.1:*:*:*:*:*:*:* Versions 0.9.1 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.2:*:*:*:*:*:*:* Versions 0.9.2 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.3:*:*:*:*:*:*:* Versions 0.9.3 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:0.9.4:*:*:*:*:*:*:* Versions 0.9.4 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.0.1:*:*:*:*:*:*:* Versions 1.0.1 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.3:*:*:*:*:*:*:* Versions 1.3 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.5.1:*:*:*:*:*:*:* Versions 1.5.1 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.6:*:*:*:*:*:*:* Versions 1.6 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.7:*:*:*:*:*:*:* Versions 1.7 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.8:*:*:*:*:*:*:* Versions 1.8 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:1.9:*:*:*:*:*:*:* Versions 1.9 Vulnerable ·sumatrapdfreader
- cpe:2.3:a:sumatrapdfreader:sumatrapdf:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·sumatrapdfreader
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-4896
- 2026-10-03 Alias added: GHSA-q9xm-6wgc-cfhr
References
More sumatrapdfreader Sumatrapdf vulnerabilities
- TI-2026-18936 SumatraPDF has an Untrusted Search Path in sumatrapdf/src/AppTools.cpp CVSS 3.1HIGH 8.6
- TI-2025-35489 A null pointer dereference vulnerability was discovered in SumatraPDF 3.5.2 during the… CVSS 3.1HIGH 7.3
- TI-2012-04514 SumatraPDF 2.1.1/MuPDF 1.0 allows remote attackers to cause an Integer Overflow in the… CVSS 3.1HIGH 7.8
- TI-2026-19293 SumatraPDF's Integer Underflow in PalmDbReader Leads to Crash CVSS 3.1MEDIUM 5.5
- TI-2023-16705 A buffer overflow in SumatraPDF Reader v3.4.6 allows attackers to cause a Denial of… CVSS 3.1MEDIUM 5.5
- TI-2009-01521 Heap-based buffer overflow in the loadexponentialfunc function in mupdf/pdf_function.c in… CVSS 3.1MEDIUM 5.4
Sources
- CVE-2012-4896 · CVE Program
- CVE-2012-4896 · NVD
- FIRST EPSS
- GHSA-q9xm-6wgc-cfhr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences