Medium severity · published Dec 13, 2023
CVE-2023-50771
Jenkins OpenId Connect Authentication Plugin 2.6 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins, allowing attackers to…
6.1
CVSS
0.6%
EPSS
No
On KEV
Description
Jenkins OpenId Connect Authentication Plugin 2.6 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins, allowing attackers to perform phishing attacks.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OC
Openid Connect Authentication · Jenkins
through 2.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-50771
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-50771
Mailing List
http://www.openwall.com/lists/oss-security/2023/12/13/4
Vendor Advisory
https://www.jenkins.io/security/advisory/2023-12-13/#SECURITY-2979
More from Openid Connect Authentication
8.8
CVE-2025-24399
Jenkins OpenId Connect Authentication Plugin 4.452.v2849b_d3945fa_ and earlier, except 4.438.440.v3f5f201de5dc, treats usernames as case-insensitive, allowing attackers on Jenkins…
8.8
CVE-2024-52553
Jenkins OpenId Connect Authentication Plugin 4.418.vccc7061f5b_6d and earlier does not invalidate the previous session on login
8.8
CVE-2023-24424
Jenkins OpenId Connect Authentication Plugin 2.4 and earlier does not invalidate the previous session on login
8.1
CVE-2024-47807
Jenkins OpenId Connect Authentication Plugin 4.354.v321ce67a_1de8 and earlier does not check the `iss` (Issuer) claim of an ID Token, allowing attackers to subvert the…
8.1
CVE-2024-47806
Jenkins OpenId Connect Authentication Plugin 4.354.v321ce67a_1de8 and earlier does not check the `aud` (Audience) claim of an ID Token, allowing attackers to subvert the…