CVE-2026-91708: High Race condition in Network
Chromium CVE-2026-91708: Race condition
Other sources
Race condition in Network in Google Chrome prior to 153.0.8010.47 allowed a remote attacker who had compromised the renderer process to obtain cross-origin data via a crafted HTML page. (Chromium security severity: High)
— MITRE
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases](https://chromereleases.googleblog.com/2026)) for more information.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 153.0.4234.46 - Upgrade
Upgrade
Google Chrometo a version that resolves this vulnerability.Fixed in 153.0.8010.47
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2026-85043
- CVE-2026-102324
- CVE-2026-87499
- CVE-2026-85052
- CVE-2026-84324
- CVE-2026-103630
- CVE-2026-95372
- CVE-2026-95351
- CVE-2026-17657
- CVE-2026-95339
- CVE-2026-79201
- CVE-2026-95310
- CVE-2026-95356
- CVE-2026-19173
- CVE-2026-91737
- CVE-2026-79218
- CVE-2026-84325
- CVE-2026-91722
- CVE-2026-91724
- CVE-2026-91721
- CVE-2026-79219
- CVE-2026-19137
- CVE-2026-19170
- CVE-2026-87647
- CVE-2026-91736
- CVE-2026-87514
- CVE-2026-91716
- CVE-2026-95313
- CVE-2026-91749
- CVE-2026-84357
- CVE-2026-85051
- CVE-2026-85053
- CVE-2026-87628
- CVE-2026-17666
- CVE-2026-79195
- CVE-2026-84349
- CVE-2026-78954
- CVE-2026-79174
- CVE-2026-79187
- CVE-2026-79274
- CVE-2026-78952
- CVE-2026-79078
Frequently Asked Questions
What must an attacker achieve before exploiting this issue?
The attacker must first compromise the Chrome renderer process. The issue is then exploitable remotely through a crafted HTML page.
What is the potential impact after successful exploitation?
A successful attacker could obtain cross-origin data.
Which Chrome versions are affected?
Google Chrome versions prior to 153.0.8010.47 are affected.