CVE-2026-79222

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.18% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 7.5% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-08-28.

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

2026-08-25 20:10Z2 MO AGO

Last updated

2026-08-25 20:10Z2 MO AGO

Reserved

2026-08-25

Assigning CNA

Chrome

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-863Incorrect AuthorizationClass
• CWE-346Origin Validation ErrorClass

Data version

5.2

Document digest

199c290736d5eacf40c7fc6b27aac81ac712edf1bbf1801e8629266dc965384c

• chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html
• issues.chromium.orghttps://issues.chromium.org/issues/496195129