CVE-2020-2306

mediumpriority · track · 17OT risk · elevatedEPSS 0.011 · 66 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.10% (66th) EPSS

CVSS 4 · medium

Is it mine?

6 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

A missing permission check in Jenkins Mercurial Plugin 2.11 and earlier allows attackers with Overall/Read permission to obtain a list of names of configured Mercurial installations.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.04mediumAV:N/AC:L/Au:S/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8 · impact 2.9

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 1.4

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nsecondary · OSV

v3.14mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-862US

affected products (6)

Products and version ranges known to be affected.

Jenkins Project Jenkins Mercurial Plugin≤ unspecified ≤2.11enisa_euvdEU
jenkins mercurial≤ 2.11nvdUScpe:2.3:a:jenkins:mercurial:*:*:*:*:*:*:*:*
Maven org.jenkins-ci.plugins:mercurial< 2.8.1osvUSpkg:maven/org.jenkins-ci.plugins/mercurial
Maven org.jenkins-ci.plugins:mercurial2.10 → 2.10.1osvUSpkg:maven/org.jenkins-ci.plugins/mercurial
Maven org.jenkins-ci.plugins:mercurial2.11 → 2.12osvUSpkg:maven/org.jenkins-ci.plugins/mercurial
Maven org.jenkins-ci.plugins:mercurial2.9 → 2.9.1osvUSpkg:maven/org.jenkins-ci.plugins/mercurial

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-vrrc-3wwh-frgxMissing Authorization in Jenkins Mercurial Plugin2022-05-24ghsa · osvUS
Mercurial Plugin prior to 2.12, 2.10.1, 2.9.1, and 2.8.1 does not perform a permission check in an HTTP endpoint. This allows attackers with Overall/Read permission to obtain a list of names of configured Mercurial installations. Mercurial Plugin 2.12, 2.10.1, 2.9.1, and 2.8.1 performs permission checks when listing configured Mercurial installations.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2020-11-04modified 2026-06-17

references (12)

External citations — patches, advisories, analysis.

scry

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