CVE-2025-6050: Mezzanine CMS, in versions prior to 6.1.1, contains a Stored Cross-Site Scripting (XSS) vulnerability in the a

Q: How do I fix CVE-2025-6050?

mezzanine: upgrade to 6.1.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-6050 being exploited?

CVE-2025-6050 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-6050 affect?

CVE-2025-6050 affects mezzanine. Severity is medium (CVSS 4.8). Mezzanine CMS, in versions prior to 6.1.1, contains a Stored Cross-Site Scripting (XSS) vulnerability in the admin interface. The vulnerability exists in the "displayable_links_js" function, which fails to properly sanitize blog post titles

Q: How urgent is CVE-2025-6050?

Priority 28/100. Public exploit reference

Routine

MEDIUM 4.8UPGRADE

CVE-2025-6050 is a medium-severity flaw (CVSS 4.8) affecting mezzanine. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Mezzanine CMS, in versions prior to 6.1.1, contains a Stored Cross-Site Scripting (XSS) vulnerability in the admin interface. The vulnerability exists in the "displayable_links_js" function, which fails to properly sanitize blog post titles before including them in JSON responses served via "/admin/displayable_links.js". An authenticated admin user can create a blog post with a malicious JavaScript payload in the title field, then trick another a

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-06-17
Last modified	2026-06-17

Publisher (CNA): Checkmarx · Vendor: jupo

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-06-17 11:15 UTCPublished CVE record published
2026-06-17 10:01 UTCUpdated Record last modified

jupo mezzanine UPGRADE

Affected: < 6.1.1

Fixed in: 6.1.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy mezzanine || rpm -q mezzanine || mezzanine --version

2. UPGRADE to 6.1.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade mezzanine

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade mezzanine

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-6050?

mezzanine: upgrade to 6.1.1. Exact commands for each OS are on this page.

Is CVE-2025-6050 being exploited?

CVE-2025-6050 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-6050 affect?

CVE-2025-6050 affects mezzanine. Severity is medium (CVSS 4.8). Mezzanine CMS, in versions prior to 6.1.1, contains a Stored Cross-Site Scripting (XSS) vulnerability in the admin interface. The vulnerability exists in the "displayable_links_js" function, which fails to properly sanitize blog post titles

How urgent is CVE-2025-6050?

Priority 28/100. Public exploit reference

Related CVEs

CVE-2025-50481 MEDIUM 4.8 DOWNGRADE A cross-site scripting (XSS) vulnerability in the component /blog/blogpost/add of Mezzanine CMS v6.1.0 allows

References

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