EGI SVG Advisories

Advisory-EGI-SVG-2025-24

CRITICAL risk OpenStack Vulnerability

Date: 2025-11-25 Updated: 2026-01-07

CRITICAL risk vulnerability concerning OpenStack where Unauthenticated access to EC2/S3 token endpoints can grant Keystone authorization [R 1]

IDs AND CVSS SCORE

EGI SVG ID : EGI-SVG-2025-24

CVE ID : CVE-2025-65073

CVSS Score : 7.5 [R 2]

ACTIONS REQUIRED/RECOMMENDED

Sites running OpenStack to provide EGI Federated Cloud services are required to urgently update to a new version using the reference [R 1] or via their usual means.

All running resources MUST be either patched or have mitigation in place or software removed by 2025-11-28 00:00 UTC

Sites failing to act and/or respond to requests from the EGI CSIRT team risk site suspension.

MORE INFORMATION

Note that this is only being sent to the EGI Federated Cloud sites.

STATUS OF THIS ADVISORY

TLP:CLEAR information - Unlimited distribution

https://advisories.egi.eu/Advisory-EGI-SVG-2025-24

https://advisories.egi.eu/Advisory-SVG-CVE-2025-65073

Minor updates may be made without re-distribution to the sites.

CONTACT AND OTHER INFORMATION ON SVG


This advisory is subject to the Creative Commons licence 
https://creativecommons.org/licenses/by/4.0/ and
the EGI (https://www.egi.eu/) Software Vulnerability Group 
must be credited. -----------------------------

Comments or questions should be sent to svg-rat at mailman.egi.eu

Vulnerabilities relevant for EGI can be reported at report-vulnerability at egi.eu

(see [R 99] for further details, and other information on SVG)

REFERENCES

CREDITS

SVG was alerted to this vulnerability by Sebastian Luna-Valero