CVE-2020-2261 json
OS command execution vulnerability in Perfecto Plugin
published 6y ago modified 4mo ago also GHSA-jq84-6fmm-6qv6 , EUVD-2022-4416
- cvss
- 8.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.4%
- EPSS 1.4% chance of exploitation in 30 days, percentile 71%
- public exploits
- 0
- none known
Summary
Jenkins Perfecto Plugin 1.17 and earlier executes a command on the Jenkins controller, allowing attackers with Job/Configure permission to run arbitrary commands on the Jenkins controller
Patch / fix
- maven io.jenkins.plugins:perfecto 1.18
Is CVE-2020-2261 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.
Check with FencerExploit prediction
1.36% chance of exploitation in the next 30 days, higher than 71% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| GitHub | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | io.jenkins.plugins:perfecto | <1.18 |
1.18 |
Affected products
- Jenkins project Jenkins Perfecto Plugin
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
-
jenkins.io
/security/advisory/2020-09-16/#SECURITY-1980
web, vendor-advisory
-
openwall.com
/lists/oss-security/2020/09/16/3
mailing-list, web, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2020-2261
advisory
-
github.com
/jenkinsci/perfecto-plugin
package
Sources
- CVE List CVE-2020-2261
- GitHub Advisory GHSA-jq84-6fmm-6qv6
- NVD CVE-2020-2261
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.