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CVE-2021-36738

22
FAUCET Score

CVE-2021-36738 describes a Cross-Site Scripting (XSS) vulnerability in the input fields of the JSP version of the Apache Pluto Applicant MVCBean CDI portlet. This medium-severity flaw (CVSS 6.1) can be exploited remotely with low attack complexity, requiring user interaction, and could lead to limited confidentiality and integrity impacts. While no active exploitation, public exploit code, or significant community discussion has been observed, users are advised to migrate to version 3.1.1 of the affected artifact to mitigate this risk.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.1.1CPE matchmatch criteria
cpe:2.3:a:apache:pluto:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
2.33%
Probability of exploitation in next 30 days
EPSS Percentile
81.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0233 is in the 91st percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

mavenpatch availablevia ghsa
Product: org.apache.portals.pluto:pluto-portalFixed in: 3.1.1

Vendor Advisories (1)

mavenGHSA-jg6j-jrxv-2hh9medium

Cross-site Scripting in Apache Pluto

Jan 8, 2022

References

lists.apache.org / thread/11j19v1gjsk7o6o8nch1xrydow9b8lll
Vendor Advisory