CVE-2021-4472

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.46% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 38.4% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-11-26 18:31Z9 MO AGO

Last updated

2025-12-01 08:05Z9 MO AGO

Reserved

2025-11-26

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-73External Control of File Name or PathBase

Data version

5.2

Document digest

cfc20894c9fd65f38a24d1efa2fa7cf161dbc6c9e0f8674bc673f998e5a57b89

• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2021-4472vdb-entryx_refsource_REDHAT
• bugs.launchpad.nethttps://bugs.launchpad.net/horizon/+bug/1931558
• bugzilla.redhat.comRHBZ#2417321https://bugzilla.redhat.com/show_bug.cgi?id=2417321issue-trackingx_refsource_REDHAT
• review.opendev.orghttps://review.opendev.org/c/openstack/mistral-dashboard/+/800952
• review.opendev.orghttps://review.opendev.org/c/openstack/python-mistralclient/+/800950
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/12/msg00002.html
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/12/msg00003.html