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-2022-46180

20
FAUCET Score

CVE-2022-46180 affects the Discourse Mermaid theme component (discourse-mermaid-theme-component) version 1.0.0, allowing authenticated users to inject arbitrary HTML into posts. This medium-severity vulnerability (CVSS 5.4) requires user interaction and low privileges, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE. A patched version (1.1.0) is available, and administrators can update via the admin UI or temporarily disable the component as a workaround.

Impacted Technologies

VendorProductVersion(s)CPE
>= 1.0.0, < 1.1.0CPE matchmatch criteria
cpe:2.3:a:discourse:mermaid:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.0MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.1
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.47%
Probability of exploitation in next 30 days
EPSS Percentile
38.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0047 is in the 57th 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 (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / discourse/discourse-mermaid-theme-component/commit/c10bc4a08bf865cee20e5d5dffba535762813f0f
PatchThird Party Advisory
github.com / discourse/discourse-mermaid-theme-component/pull/14
PatchThird Party Advisory
github.com / discourse/discourse-mermaid-theme-component/security/advisories/GHSA-8437-hgcm-p3q3
Third Party Advisory