SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-10300

A cross-site request forgery vulnerability in Jenkins GitLab Plugin 1.5.11 and earlier in the GitLabConnectionConfig#doTestConnection form validation method allowed attackers to connect to an attacker-specified URL using attacker-specified credentials…

HIGH 8.0EPSS 1.33%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A cross-site request forgery vulnerability in Jenkins GitLab Plugin 1.5.11 and earlier in the GitLabConnectionConfig#doTestConnection form validation method allowed attackers to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins.

CVSS 3.0
8.0 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS
1.33% probability · 71th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-352
Affected
jenkins/gitlab
Source
jenkinsci-cert@googlegroups.com
EPSS trend
0%3%5%27 October 2026: 1.33%27 October 202627 October 2026

EPSS 1.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.