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Vulnerabilities

Vulnerability · CVE-2025-46253

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ataur R GutenKit gutenkit-blocks-addon allows Stored XSS.This issue affects Gu

Published Apr 22, 2025 · catalog updated May 12, 2026 · Ataur R GutenKit

Check if you run it

No confirmed exploitation is on record for CVE-2025-46253. EPSS is 0.22%. Act only if a listed version of Ataur R GutenKit is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.22%
Remediation
Advisory link
Affected products
vendor Ataur R GutenKit 0 ≤2.2.2

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ataur R GutenKit gutenkit-blocks-addon allows Stored XSS.This issue affects GutenKit: from n/a through <= 2.2.2.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Ataur R GutenKit 0 ≤2.2.20 ≤2.2.2

How to fix CVE-2025-46253

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-46253. EPSS is 0.22%. Act only if a listed version of Ataur R GutenKit is installed.

Which versions are affected?

Compare what you have installed with Ataur R GutenKit 0 ≤2.2.2 0 ≤2.2.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.22%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 22, 2025 · EUVD

    Detected

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ataur R GutenKit gutenkit-blocks-addon allows Stored XSS.This issue affects GutenKit: from n/a through <= 2.2.2.

  2. May 12, 2026 · EUVD

    Updated

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ataur R GutenKit gutenkit-blocks-addon allows Stored XSS.This issue affects GutenKit: from n/a through <= 2.2.2.

Sources

  • CVE.orgVulnerability recordCVE-2025-46253

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-46253

    30-day exploitation probability 0.2%

    first.org
  • EUVDVulnerability recordEUVD-2025-12303

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Ataur R GutenKit gutenkit-blocks-addon allows Stored XSS.This issue affects GutenKit: from n/a through <= 2.2.2.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.