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CVE-2026-25136

HIGH

8.1

Description

Rucio is a software framework that provides functionality to organize, manage, and access large volumes of scientific data using customizable policies. A reflected Cross-site Scripting vulnerability was located in versions prior to 35.8.3, 38.5.4, and 39.3.1 in the rendering of the ExceptionMessage of the WebUI 500 error which could allow attackers to steal login session tokens of users who navigate to a specially crafted URL. Versions 35.8.3, 38.5.4, and 39.3.1 fix the issue.

CVE Details

CVSS v3.1 Score8.1

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published2/25/2026

Last Modified2/27/2026

Sourcenvd

Honeypot Sightings0

Affected Products

cern:rucio

Weaknesses (CWE)

CWE-79CWE-1004CWE-79

References

https://cheatsheetseries.owasp.org/cheatsheets/Cross_Site_Scripting_Prevention_Cheat_Sheet.html(security-advisories@github.com)

https://github.com/rucio/rucio/releases/tag/35.8.3(security-advisories@github.com)

https://github.com/rucio/rucio/releases/tag/38.5.4(security-advisories@github.com)

https://github.com/rucio/rucio/releases/tag/39.3.1(security-advisories@github.com)

https://github.com/rucio/rucio/security/advisories/GHSA-h79m-5jjm-jm4q(security-advisories@github.com)

IOC Correlations

No correlations recorded

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