CVE-2016-8609
It was found that the keycloak before 2.3.0 did not implement authentication flow correctly. An attacker could use this flaw to construct…
- 3.7LowCVSS base score
- 1.7%Exploitation in 30 daysEPSS · top 23% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
It was found that the keycloak before 2.3.0 did not implement authentication flow correctly. An attacker could use this flaw to construct a phishing URL, from which he could hijack the user's session. This could lead to information disclosure, or permit further possible attacks.
Timeline
ID reserved
By redhat
- 22 months later
· 22 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.0 | Low3.7 | CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N |
| NVDNVD · Modified | 3.0 | High8.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.7.
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.keycloak:keycloak-coreGHSA-95m6-mjh3-58gm (opens in a new tab)
References
4
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8609 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2016:2945 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 1037460 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 95070 (opens in a new tab)vdb-entryx_refsource_BIDx_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)
- EUVD EUVD-2018-0559 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-95m6-mjh3-58gm (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-8609)Record last updated .