Stack-based buffer overflow in Dawningsoft PowerCHM 5.7 allows remote attackers to cause…
Priority MEDIUM 49CWE-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
Stack-based buffer overflow in Dawningsoft PowerCHM 5.7 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via an HTML file with a link to a long URL, as demonstrated by a .rar URL.
Why it matters now
EPSS 0.05554 92nd 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
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dawningsoft:powerchm:5.7:*:*:*:*:*:*:* | 5.7 | Vulnerable | Dawningsoft |
- cpe:2.3:a:dawningsoft:powerchm:5.7:*:*:*:*:*:*:* Versions 5.7 Vulnerable ·Dawningsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2009-1352
- 2026-10-03 Alias added: GHSA-w7hq-hfr8-9jj5
References
Exploit 1
Sources
- CVE-2009-1352 · CVE Program
- CVE-2009-1352 · NVD
- FIRST EPSS
- GHSA-w7hq-hfr8-9jj5 · 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