s2k.js in OpenPGP.js will decrypt arbitrary messages regardless of passphrase for crafted…
Priority LOW 39CWE-310Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub.
Summary
s2k.js in OpenPGP.js will decrypt arbitrary messages regardless of passphrase for crafted PGP keys which allows remote attackers to bypass authentication if message decryption is used as an authentication mechanism via a crafted symmetrically encrypted PGP message.
Why it matters now
EPSS 0.03909 90th percentileScored 2026-11-07
Fix Fixed openpgp (npm): 1.3.0
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 |
| — | openpgp (npm) | before 1.3.0 | 1.3.0 | Patch available | GHSA-qmvq-f3fj-m3wg |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- openpgp (npm) Vendor— Affected before 1.3.0 Fixed in 1.3.0 Patch available GHSA-qmvq-f3fj-m3wg
Remediation
- Fix · GHSA-qmvq-f3fj-m3wg openpgp (npm) Fixed in 1.3.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8013
- 2026-10-03 Alias added: GHSA-qmvq-f3fj-m3wg
- 2026-10-07 EPSS moved to the 90th–95th percentile
References
More Openpgpjs vulnerabilities
- TI-2019-06617 Improper Verification of a Cryptographic Signature in OpenPGP.js <=4.1.2 allows an… CVSS 3.0HIGH 7.5
- TI-2019-06618 Improper Verification of a Cryptographic Signature in OpenPGP.js <=4.1.2 allows an… CVSS 3.0HIGH 7.5
- TI-2019-06619 A cryptographic issue in OpenPGP.js <=4.2.0 allows an attacker who is able provide forged… CVSS 3.0MEDIUM 5.9
- TI-2023-21663 Cleartext Signed Message Signature Spoofing in openpgpjs CVSS 3.1MEDIUM 4.3
Sources
- CVE-2015-8013 · CVE Program
- CVE-2015-8013 · NVD
- FIRST EPSS
- GHSA-qmvq-f3fj-m3wg · GitHub Advisory Database · CC BY 4.0
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