Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-21667

58
FAUCET Score

CVE-2021-21667 is a stored cross-site scripting (XSS) vulnerability affecting Jenkins Scriptler Plugin versions 3.2 and earlier. The vulnerability arises because parameter names in job configuration forms are not properly escaped. Rated Medium severity (CVSS 5.4), this vulnerability requires an attacker to have Scriptler/Configure permissions and user interaction to exploit. Successful exploitation could lead to limited impact on confidentiality and integrity. Currently, there is no evidence of active exploitation, nor are there publicly available exploit codes in Metasploit, Nuclei, or ExploitDB. The vulnerability has received minimal community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.2CPE matchmatch criteria
cpe:2.3:a:jenkins:scriptler:*:*:*:*:*:jenkins:*:*

CVSS Data

CVSS version used by this source: 3.1

5.4MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
75.74%
Probability of exploitation in next 30 days
EPSS Percentile
99.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.7574 is in the 100th percentile among its peer group of 15,239 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

mavenpatch availablevia ghsa
Product: org.jenkins-ci.plugins:scriptlerFixed in: 3.3
jenkinsvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

mavenGHSA-p479-rwhp-rwjxmedium

Stored XSS vulnerability in Jenkins Scriptler Plugin

Jan 6, 2022

References

jenkins.io / security/advisory/2021-06-16
Vendor Advisory
openwall.com / lists/oss-security/2021/06/16/3
Mailing ListThird Party Advisory