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CVE-2015-2951
JWT.php in F21 JWT before 2.0 allows remote attackers to bypass signature verification via crafted tokens.
Medium5.0EPSS 3.7%
- Published
- Updated
- Reserved
- Assigned by
- jpcert
Description
JWT.php in F21 JWT before 2.0 allows remote attackers to bypass signature verification via crafted tokens.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 3.7% · top 10% of all CVEs (5 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (4)
- JVN#06120222 (opens in a new tab)third-party-advisoryx_refsource_JVNx_transferred
- 75021 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- JVNDB-2015-000073 (opens in a new tab)third-party-advisoryx_refsource_JVNDBx_transferred
- https://github.com/F21/jwt/commit/a327cf9052df8f9f97728ca0b5fa78a8231b79b6 (opens in a new tab)x_refsource_CONFIRMx_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 Advisories (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-2015-2951)Record last updated .