Back
CVE-2019-9153
Improper Verification of a Cryptographic Signature in OpenPGP.js <=4.1.2 allows an attacker to forge signed messages by replacing its…
High7.5EPSS 2.0%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Improper Verification of a Cryptographic Signature in OpenPGP.js <=4.1.2 allows an attacker to forge signed messages by replacing its signatures with a "standalone" or "timestamp" signature.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmopenpgpGHSA-qwqc-28w3-fww6 (opens in a new tab)
References (6)
- https://sec-consult.com/en/blog/advisories/multiple-vulnerabilities-in-openpgp-js/ (opens in a new tab)x_refsource_MISCx_transferred
- https://www.bsi.bund.de/SharedDocs/Downloads/EN/BSI/Publications/Studies/Mailvelope_Extensions/Mailvelope_Extensions_pdf.html#download=1 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/openpgpjs/openpgpjs/releases/tag/v4.2.0 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/openpgpjs/openpgpjs/pull/816 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/openpgpjs/openpgpjs/pull/797/commits/327d3e5392a6f59a4270569d200c7f7a2bfc4cbc (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://packetstormsecurity.com/files/154191/OpenPGP.js-4.2.0-Signature-Bypass-Invalid-Curve-Attack.html (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-qwqc-28w3-fww6 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-9153)Record last updated .