CVE-2022-30948: Jenkins Mercurial Plugin 2.16 and earlier allows attackers able to configure pipelines to check out some SCM r

Q: How do I fix CVE-2022-30948?

mercurial: upgrade to 2.16.1. Exact commands for each OS are on this page.

Q: Is CVE-2022-30948 being exploited?

CVE-2022-30948 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2022-30948 affect?

CVE-2022-30948 affects mercurial. Severity is high (CVSS 7.5). Jenkins Mercurial Plugin 2.16 and earlier allows attackers able to configure pipelines to check out some SCM repositories stored on the Jenkins controller's file system using local paths as SCM URLs, obtaining limited information about othe

Q: How urgent is CVE-2022-30948?

Priority 50/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2022-30948 is a high-severity flaw (CVSS 7.5) affecting mercurial. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Jenkins Mercurial Plugin 2.16 and earlier allows attackers able to configure pipelines to check out some SCM repositories stored on the Jenkins controller's file system using local paths as SCM URLs, obtaining limited information about other projects' SCM contents.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.5% (top 25%)
CISA exploited list	No
Published	2022-05-17
Last modified	2026-06-17

Publisher (CNA): Jenkins Project · Vendor: jenkins

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-05-17 15:15 UTCPublished CVE record published
2026-06-17 04:44 UTCUpdated Record last modified

jenkins mercurial UPGRADE

Affected: < 2.16.1

Fixed in: 2.16.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mercurial || rpm -q mercurial || mercurial --version

2. UPGRADE to 2.16.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mercurial

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mercurial

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-30948?

mercurial: upgrade to 2.16.1. Exact commands for each OS are on this page.

Is CVE-2022-30948 being exploited?

CVE-2022-30948 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-30948 affect?

CVE-2022-30948 affects mercurial. Severity is high (CVSS 7.5). Jenkins Mercurial Plugin 2.16 and earlier allows attackers able to configure pipelines to check out some SCM repositories stored on the Jenkins controller's file system using local paths as SCM URLs, obtaining limited information about othe

How urgent is CVE-2022-30948?

Priority 50/100. High severity; Remotely exploitable, no login, no user action

Software pages

Jenkins vulnerabilities

Related CVEs

CVE-2022-43410 MEDIUM 5.3 UPGRADE Jenkins Mercurial Plugin 1251.va_b_121f184902 and earlier provides information about which jobs were triggered
CVE-2020-2306 MEDIUM 4.3 UPGRADE A missing permission check in Jenkins Mercurial Plugin 2.11 and earlier allows attackers with Overall/Read per
CVE-2020-2305 MEDIUM 6.5 UPGRADE Jenkins Mercurial Plugin 2.11 and earlier does not configure its XML parser to prevent XML external entity (XX
CVE-2014-9390 CRITICAL 9.8 UPGRADE UPGRADE Git before 1.8.5.6, 1.9.x before 1.9.5, 2.0.x before 2.0.5, 2.1.x before 2.1.4, and 2.2.x before 2.2.1 on Wind

References

← Back to latest CVEs