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Fencer Intel
medium 4.3

CVE-2026-48924 json

Jenkins Bitbucket OAuth Plugin does not restrict the redirect URL after login

published 5mo ago modified 28d ago also EUVD-2026-32515 , GHSA-r8fj-rff6-f7h5

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits
0
none known

Summary

Jenkins Bitbucket OAuth Plugin 0.17 and earlier does not restrict the redirect URL after login, allowing attackers to perform phishing attacks.

Patch / fix

  • maven org.jenkins-ci.plugins:bitbucket-oauth 0.18
  • jenkins bitbucket_oauth 0.18
  • org.jenkins-ci.plugins bitbucket-oauth 0.18

Is CVE-2026-48924 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
5mo ago

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CISA ADP 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
GitHub 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Affected packages

ecosystem package affected fixed in
maven org.jenkins-ci.plugins:bitbucket-oauth
<0.18
0.18

Affected products

  • Jenkins Project Jenkins Bitbucket OAuth Plugin

Classification

Weakness
  • CWE-601 URL Redirection to Untrusted Site

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.