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CVE-2015-1820
REST client for Ruby (aka rest-client) before 1.8.0 allows remote attackers to conduct session fixation attacks or obtain sensitive cookie…
Critical9.8EPSS 4.3%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
REST client for Ruby (aka rest-client) before 1.8.0 allows remote attackers to conduct session fixation attacks or obtain sensitive cookie information by leveraging passage of cookies set in a response to a redirect.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 4.3% · top 8.7% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- RubyGemsrest-clientGHSA-3fhf-6939-qg8p (opens in a new tab)
References (4)
- https://github.com/rest-client/rest-client/issues/369 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 73295 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1205291 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [oss-security] 20150323 CVE-2015-1820: ruby rest-client session fixation vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_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-3fhf-6939-qg8p (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-2015-1820)Record last updated .