Loading HuntDB...
Hunt
Vulnerability Intelligence by wss.sh
Home Daily Briefings High Impact CVEs Recent Exploits KEV Catalog GitHub Advisories Latest Updates Security News
Sign In Sign Up

CVE-2023-22455

MEDIUM
Published 2023-01-05T20:02:40.608Z
Actions:

Expert Analysis

Professional remediation guidance

Get tailored security recommendations from our analyst team for CVE-2023-22455. We'll provide specific mitigation strategies based on your environment and risk profile.

CVSS Score

V3.1
6.8
/10
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.001
probability
of exploitation in the wild

There is a 0.1% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.225
Higher than 22.5% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 3.0.0.beta16 on the `beta` and `tests-passed` branches, tag descriptions, which can be updated by moderators, can be used for cross-site scripting attacks. This vulnerability can lead to a full XSS on sites which have modified or disabled Discourse’s default Content Security Policy. Versions 2.8.14 and 3.0.0.beta16 contain a patch.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

discourse

discourse

Affected Versions:

< 2.8.14 >= 2.9.0.beta0, < 3.0.0.beta16

References

https://github.com/discourse/discourse/security/advisories/GHSA-5rq6-466r-6mr9
https://github.com/discourse/discourse/commit/692329896ac64d8581947e977202c243eef3b5a2
Published: 2023-01-05T20:02:40.608Z
Last Modified: 2025-03-10T21:31:40.480Z
Copied to clipboard!