CVE-2026-17817: Google Chrome · Inappropriate Implementation
Affects Google ChromeSource CVE Database V5
Not known to be exploited · CVSS 4.3 Medium : upgrade to 151.0.7922.72 when convenient.
Data as of 28 Oct 2026, 05:11 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 11% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 151.0.7922.72
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 30 Jul 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade Google Chrome to 151.0.7922.72.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| GoogleChrome | Affected
| Fixed in
|
AI-suggested
The vulnerability is addressed in Google Chrome version 151.0.7922.72. Users should update to this version or later to remediate the issue. Since this is a client-side browser vulnerability, applying the official update is the recommended mitigation. Patch status is not explicitly confirmed in the vendor advisory linked but the affected version indicates the fix is included in 151.0.7922.72. Users should consult the official Chrome stable channel update blog for confirmation and apply updates promptly.
Description
CVE-2026-17817 is a medium severity vulnerability in Google Chrome prior to version 151.0.7922.72. It involves an inappropriate implementation in the ReportingAndNEL feature that allows a remote attacker to leak cross-origin data via a crafted HTML page. The vulnerability does not affect integrity or availability but impacts confidentiality by exposing data across origins. No known exploits are reported in the wild. The vendor advisory does not explicitly confirm a patch or remediation status. Users should verify updates from the official Chrome release notes.