CVE-2026-33551

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• 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

0.22% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 12.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Low. 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

2026-04-10 00:00Z4 MO AGO

Last updated

2026-04-10 13:50Z4 MO AGO

Reserved

2026-03-22

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Low (CVSS 3.5)

CNA CVSS vector

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

Weaknesses

• CWE-863Incorrect AuthorizationClass
• CWE-266Incorrect Privilege AssignmentBase

Data version

5.2

Document digest

d68c11bc62652895b1c19913a68895bb99956ba540879483072bfac456f0db2c

• bugs.launchpad.nethttps://bugs.launchpad.net/keystone/+bug/2142138
• security.openstack.orghttps://security.openstack.org/ossa/OSSA-2026-005.html
• www.openwall.comhttp://www.openwall.com/lists/oss-security/2026/04/07/12