CVE-2026-11788

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

0.56% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 44.1% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-08-18.

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

2026-06-09 13:02Z2 MO AGO

Last updated

2026-08-18 14:47Z17 DAYS AGO

Reserved

2026-06-09

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

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

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

0786468fa54f33e5d31a10bcf004b90c6caa143c7ed3b0776c8e3216d3d57299

• access.redhat.comRHSA-2026:55421https://access.redhat.com/errata/RHSA-2026:55421vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55422https://access.redhat.com/errata/RHSA-2026:55422vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55423https://access.redhat.com/errata/RHSA-2026:55423vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55424https://access.redhat.com/errata/RHSA-2026:55424vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55425https://access.redhat.com/errata/RHSA-2026:55425vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55426https://access.redhat.com/errata/RHSA-2026:55426vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55530https://access.redhat.com/errata/RHSA-2026:55530vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55532https://access.redhat.com/errata/RHSA-2026:55532vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55756https://access.redhat.com/errata/RHSA-2026:55756vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55757https://access.redhat.com/errata/RHSA-2026:55757vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55758https://access.redhat.com/errata/RHSA-2026:55758vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:55794https://access.redhat.com/errata/RHSA-2026:55794vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:56047https://access.redhat.com/errata/RHSA-2026:56047vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:56048https://access.redhat.com/errata/RHSA-2026:56048vendor-advisoryx_refsource_REDHAT
• access.redhat.comRHSA-2026:56050https://access.redhat.com/errata/RHSA-2026:56050vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-11788vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2485423https://bugzilla.redhat.com/show_bug.cgi?id=2485423issue-trackingx_refsource_REDHAT