Microsec e-Szigno before 3.2.7.12 allows remote attackers to perform XML signature…
Priority LOW 38CWE-91Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
Microsec e-Szigno before 3.2.7.12 allows remote attackers to perform XML signature wrapping attacks via an e-akta signed document with a ds:Object node with a crafted payload prepended to a valid ds:Object.
Why it matters now
EPSS 0.02118 81st 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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2015-3931
- 2026-10-03 Alias added: GHSA-mpf7-m9x4-8pxw
References
Advisory 5
- https://e-szigno.hu/letoltesek/programok-driverek.html
- https://www.search-lab.hu/about-us/news/107-37-million-digitally-signed-documents-had-to-be-reverified
- http://packetstormsecurity.com/files/132473/Microsec-e-Szigno-Netlock-Mokka-XML-Signature-Wrapping.html
- http://www.neih.gov.hu/?q=node/66
- https://www.search-lab.hu/eakta
Sources
- CVE-2015-3931 · CVE Program
- CVE-2015-3931 · NVD
- FIRST EPSS
- GHSA-mpf7-m9x4-8pxw · GitHub Advisory Database · CC BY 4.0
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