CVE-2025-61261: A reflected cross-site scripting (XSS) vulnerability in CKeditor v46.1.0 & Angular v18.0.0 allows attackers to

Routine

MEDIUM 5.4DOWNGRADEDOWNGRADE

CVE-2025-61261 is a medium-severity flaw (CVSS 5.4) affecting angular, ckeditor5. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A reflected cross-site scripting (XSS) vulnerability in CKeditor v46.1.0 & Angular v18.0.0 allows attackers to execute arbitrary code in the context of a user's browser via injecting a crafted payload.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (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	2025-11-07
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: angular · ckeditor

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

Am I affected?

Timeline

2025-11-07 19:16 UTCPublished CVE record published
2026-06-17 09:50 UTCUpdated Record last modified

angular angular DOWNGRADE

Affected: 18.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 18.0.0

1. Check installed version

npm ls angular

2. No fixed release: DOWNGRADE to a release before 18.0.0

npm view angular versions npm install angular@"<18.0.0"

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.

ckeditor ckeditor5 DOWNGRADE

Affected: 46.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 46.1.0

1. Check installed version

apt-cache policy ckeditor5 || rpm -q ckeditor5 || ckeditor5 --version

2. No fixed release: DOWNGRADE to a release before 46.1.0 (Debian / Ubuntu)

apt-cache madison ckeditor5 sudo apt install ckeditor5=<VERSION_BEFORE_46.1.0> sudo apt-mark hold ckeditor5

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

dnf --showduplicates list ckeditor5 sudo dnf downgrade ckeditor5-<VERSION_BEFORE_46.1.0> sudo dnf versionlock add ckeditor5

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-2025-61261?

angular: downgrade or apply the listed mitigation; ckeditor5: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-61261 being exploited?

CVE-2025-61261 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-2025-61261 affect?

CVE-2025-61261 affects angular, ckeditor5. Severity is medium (CVSS 5.4). A reflected cross-site scripting (XSS) vulnerability in CKeditor v46.1.0 & Angular v18.0.0 allows attackers to execute arbitrary code in the context of a user's browser via injecting a crafted payload.

How urgent is CVE-2025-61261?

Priority 29/100. Public exploit reference

Software pages

Angular vulnerabilities

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References

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