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CVE-2021-32719

18
FAUCET Score

CVE-2021-32719 is a cross-site scripting (XSS) vulnerability affecting RabbitMQ servers prior to version 3.8.18, specifically within the rabbitmq_federation_management plugin. This flaw allows for JavaScript code execution in the context of the management UI due to improper sanitization of federation link consumer tags. The vulnerability has a CVSS score of 4.8 (Medium), requiring high privileges and user interaction for exploitation, with potential for limited confidentiality and integrity impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.8.18CPE matchmatch criteria
cpe:2.3:a:vmware:rabbitmq:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

3.1LOW

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
0.5
Impact Score
2.5
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.42%
Probability of exploitation in next 30 days
EPSS Percentile
70.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0142 is in the 96th percentile among its peer group of 4,937 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)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenStack Platform 16.2Fixed in: rabbitmq-server-0:3.8.16-3.el8ost
View patch

Vendor Advisories (1)

redhatCVE-2021-32719Low

rabbitmq-server: improper neutralization of script-related HTML tags in a web page (basic XSS) in federation management plugin

Jun 19, 2021

References

github.com / rabbitmq/rabbitmq-server/pull/3122
PatchThird Party Advisory
github.com / rabbitmq/rabbitmq-server/security/advisories/GHSA-5452-hxj4-773x
MitigationThird Party Advisory
herolab.usd.de / security-advisories/usd-2021-0011
ExploitThird Party Advisory