CVE-2020-2305: jenkins project jenkins mercurial plugin
Vulnerability summary
CVE-2020-2305 is a medium (CVSS 6.5) vulnerability in jenkins project jenkins mercurial plugin. EPSS estimates a 1.49% chance of exploitation in the next 30 days, higher than 74.1% of scored vulnerabilities.
Not severe (CVSS 6.5, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 4Timeline
- 04-11-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Jenkins Mercurial Plugin 2.11 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks.
CVSS metrics
3 scores · 2 sources · 2 versions- OSV · MavenEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
1.49%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.49% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Jenkins1 product
- mercurial≤ 2.11
Jenkins project1 product
- jenkins mercurial plugin≥ unspecified, ≤ 2.11
Org.jenkins-ci.plugins1 product
- mercurial≥ 2.11, < 2.12 | ≥ 2.10, < 2.10.1 | ≥ 2.9, < 2.9.1 | < 2.8.1
3 vendors · 3 products
