CVE-2025-61413: A stored cross-site scripting (XSS) vulnerability in the /manager/pages component of Piranha CMS v12.0 allows

Routine

MEDIUM 6.1DOWNGRADE

CVE-2025-61413 is a medium-severity flaw (CVSS 6.1) affecting piranha cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored cross-site scripting (XSS) vulnerability in the /manager/pages component of Piranha CMS v12.0 allows attackers to execute arbitrary web scripts or HTML via creating a page and injecting a crafted payload into the Markdown blocks.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 79%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-10-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: dotnetfoundation

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

Am I affected?

Timeline

2025-10-23 18:16 UTCPublished CVE record published
2026-06-17 09:50 UTCUpdated Record last modified

dotnetfoundation piranha cms DOWNGRADE

Affected: 12.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 12.0

1. Check installed version

apt-cache policy piranha-cms || rpm -q piranha-cms || piranha-cms --version

2. No fixed release: DOWNGRADE to a release before 12.0 (Debian / Ubuntu)

apt-cache madison piranha-cms sudo apt install piranha-cms=<VERSION_BEFORE_12.0> sudo apt-mark hold piranha-cms

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list piranha-cms sudo dnf downgrade piranha-cms-<VERSION_BEFORE_12.0> sudo dnf versionlock add piranha-cms

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-61413?

piranha cms: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-61413 being exploited?

CVE-2025-61413 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-2025-61413 affect?

CVE-2025-61413 affects piranha cms. Severity is medium (CVSS 6.1). A stored cross-site scripting (XSS) vulnerability in the /manager/pages component of Piranha CMS v12.0 allows attackers to execute arbitrary web scripts or HTML via creating a page and injecting a crafted payload into the Markdown blocks.

How urgent is CVE-2025-61413?

Priority 32/100. Public exploit reference

Related CVEs

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CVE-2025-57692 MEDIUM 6.8 DOWNGRADE PiranhaCMS 12.0 allows stored XSS in the Text content block of Standard and Standard Archive Pages via /manage
CVE-2024-55342 MEDIUM 4.7 DOWNGRADE A file upload functionality in Piranha CMS 11.1 allows authenticated remote attackers to upload a crafted PDF
CVE-2024-55341 MEDIUM 4.7 DOWNGRADE A stored cross-site scripting (XSS) vulnerability in Piranha CMS 11.1 allows remote attackers to execute arbit

References

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