CVE-2025-71166: Typesetter CMS versions up to and including 5.1 contain a reflected cross-site scripting (XSS) vulnerability i

Q: How do I fix CVE-2025-71166?

typesetter: upgrade to newer than 5.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-71166 being exploited?

CVE-2025-71166 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-2025-71166 affect?

CVE-2025-71166 affects typesetter. Severity is medium (CVSS 5.4). Typesetter CMS versions up to and including 5.1 contain a reflected cross-site scripting (XSS) vulnerability in the administrative interface within the Tools Status move message handling. The path parameter is reflected into the HTML output

Q: How urgent is CVE-2025-71166?

Priority 27/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2025-71166 is a medium-severity flaw (CVSS 5.4) affecting typesetter. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Typesetter CMS versions up to and including 5.1 contain a reflected cross-site scripting (XSS) vulnerability in the administrative interface within the Tools Status move message handling. The path parameter is reflected into the HTML output without proper output encoding in include/admin/Tools/Status.php. An authenticated attacker can supply crafted input containing HTML or JavaScript, resulting in arbitrary script execution in the context of an

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-01-14
Last modified	2026-07-14

Publisher (CNA): VulnCheck · Vendor: typesettercms

Last updated 2026-07-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-14 19:16 UTCPublished CVE record published
2026-07-14 23:17 UTCUpdated Record last modified

typesettercms typesetter UPGRADE

Affected: <= 5.1

Fixed in: newer than 5.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 5.1 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade typesetter

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-2025-71166?

typesetter: upgrade to newer than 5.1. Exact commands for each OS are on this page.

Is CVE-2025-71166 being exploited?

CVE-2025-71166 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-2025-71166 affect?

CVE-2025-71166 affects typesetter. Severity is medium (CVSS 5.4). Typesetter CMS versions up to and including 5.1 contain a reflected cross-site scripting (XSS) vulnerability in the administrative interface within the Tools Status move message handling. The path parameter is reflected into the HTML output

How urgent is CVE-2025-71166?

Priority 27/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-71165 MEDIUM 5.4 UPGRADE Typesetter CMS versions up to and including 5.1 contain a reflected cross-site scripting (XSS) vulnerability i
CVE-2025-71164 MEDIUM 5.4 UPGRADE Typesetter CMS versions up to and including 5.1 contain a reflected cross-site scripting (XSS) vulnerability i

References

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