CVE-2026-46448

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

0.27% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 19.4% of scored records. A rank, not a probability.

NVD base score

8.5 (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:C/C:N/I:L/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-26.

Red Hat severity

Important. 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

2026-06-16 00:00Z2 MO AGO

Last updated

2026-06-17 12:17Z2 MO AGO

Reserved

2026-05-14

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 5.4)

CNA CVSS vector

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

Weaknesses

• CWE-669Incorrect Resource Transfer Between SpheresClass
• CWE-1173Improper Use of Validation FrameworkBase

Data version

5.2

Document digest

ccaa96c9bec4f49692895262dcf40aebac1252917c9800a81807b95927c8de33

• bugs.launchpad.nethttps://bugs.launchpad.net/nova/+bug/2151252
• www.openwall.comhttps://www.openwall.com/lists/oss-security/2026/06/16/5
• www.openwall.comhttp://www.openwall.com/lists/oss-security/2026/06/16/5