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CVE-2025-27625

medium CVSS 4.3 EPSS 0.6%

In Jenkins 2.499 and earlier, LTS 2.492.1 and earlier, redirects starting with backslash (`\`) characters are considered safe, allowing attackers to perform phishing attacks by having users go to a Jenkins URL that will forward them to a different site, because browsers interpret these characters as part of scheme-relative redirects.

Versions it affects

Software versions checked with the free lookup that CVE-2025-27625 applies to, and the release that fixes it where the sources name one.

Jenkins 1.509 fixed in 2.492.2

At a glance

Severity
Medium
CVSS base score
4.3 out of 10
Known exploited
Not in CISA's catalogue of exploited vulnerabilities
EPSS
0.6% probability of exploitation in the next 30 days, higher than 47% of scored vulnerabilities
Weakness
CWE-601
Published
2025-03-05
NVD CVE.org

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