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Vulnerabilities

Vulnerability · CVE-2025-3894

Text editor embedded into MegaBIP software does not neutralize user input allowing Stored XSS attacks on other users.

Published May 23, 2025 · catalog updated May 23, 2025 · Jan Syski MegaBIP

Check this week

CVE-2025-3894 is not in CISA KEV. FIRST estimates a 43.00% chance of exploitation in the next 30 days. Check whether you run Jan Syski MegaBIP.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
43.00%
Remediation
Vendor / distro source
Affected products
vendor Jan Syski MegaBIP 0 ≤5.19

Text editor embedded into MegaBIP software does not neutralize user input allowing Stored XSS attacks on other users. In order to use the editor high privileges are required. Version 5.20 of MegaBIP fixes this issue.

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 Jan Syski MegaBIP 0 ≤5.190 ≤5.19

How to fix CVE-2025-3894

What to do

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

Should you patch?

CVE-2025-3894 is not in CISA KEV. FIRST estimates a 43.00% chance of exploitation in the next 30 days. Check whether you run Jan Syski MegaBIP.

Which versions are affected?

Compare what you have installed with Jan Syski MegaBIP 0 ≤5.19 0 ≤5.19. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 43.00%. 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. May 23, 2025 · EUVD

    Detected

    Text editor embedded into MegaBIP software does not neutralize user input allowing Stored XSS attacks on other users. In order to use the editor high privileges are required. Version 5.20 of MegaBIP fixes this issue.

  2. May 23, 2025 · EUVD

    Updated

    Text editor embedded into MegaBIP software does not neutralize user input allowing Stored XSS attacks on other users. In order to use the editor high privileges are required. Version 5.20 of MegaBIP fixes this issue.

Sources

  • CVE.orgVulnerability recordCVE-2025-3894

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-27941

    Text editor embedded into MegaBIP software does not neutralize user input allowing Stored XSS attacks on other users. In order to use the editor high privileges are required. Version 5.20 of MegaBIP fixes this issue.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 23, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.