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CVE-2025-49137

19
FAUCET Score

CVE-2025-49137 is a cross-site scripting (XSS) vulnerability in HAX CMS PHP prior to version 11.0.0, and also affects HAXCMS_NodeJS. It allows unauthenticated attackers to inject arbitrary JavaScript into user-generated content via the 'saveNode' and 'saveManifest' endpoints, which is then rendered on the HAX site. The vulnerability has a CVSS score of 6.1 (Medium), indicating a network-based attack requiring user interaction, with potential for low impact on confidentiality and integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 11.0.0CPE matchmatch criteria
cpe:2.3:a:psu:haxcms-nodejs:*:*:*:*:*:node.js:*:*
< 11.0.0CPE matchmatch criteria
cpe:2.3:a:psu:haxcms-php:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.1
Impact Score
4.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.23%
Probability of exploitation in next 30 days
EPSS Percentile
14.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0023 is in the 15th percentile among its peer group of 26,234 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 (2)

composerpatch availablevia ghsa
Product: elmsln/haxcmsFixed in: 11.0.0
github_advisorypatch availablevia nvd_reference
View patch

Vendor Advisories (1)

composerGHSA-2vc4-3hx7-v7v7high

Hax CMS Stored Cross-Site Scripting vulnerability

Jun 9, 2025

References

github.com / haxtheweb/haxcms-php/commit/0dd3e98fe2fadd0793b667d4af2aac230980e0f8
Patch
github.com / haxtheweb/issues/security/advisories/GHSA-2vc4-3hx7-v7v7
ExploitIssue TrackingThird Party Advisory