CVE-2026-91708

Q: How do I fix CVE-2026-91708?

Upgrade chrome to 153.0.8010.47 or later.

Q: How severe is CVE-2026-91708?

CVE-2026-91708 has a CVSS v3 base score of 3.1, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

Q: What does CVE-2026-91708 affect?

Published advisories record a fix for chrome (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

LOW

3.1

CVSS v3

NVD

Description

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)

CWE-367TOCTOU Race Condition

How to fix

Remediation Available

chromeNVD

Affected:< 153.0.8010.47Fixed in:153.0.8010.47CVE-2026-91708derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

EPSS data unavailable for this CVE.

References

Vendor Advisory1

chromereleases.googleblog.com

Other references1

issues.chromium.org

Related Vulnerabilities

Other CWE-367 (TOCTOU Race Condition) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-36980	High	8.1	83%	-	Fix
CVE-2024-30088	High	7.0	68%	KEV + Ransom	Fix
CVE-2004-0594	Medium	5.1	55%	-	Fix
CVE-2025-34027	Critical	9.0	45%	-	-
CVE-2024-50379	Critical	9.8	44%	-	Fix
CVE-2024-0132	Critical	9.0	41%	-	Fix

Common questions

How do I fix CVE-2026-91708?

Upgrade chrome to 153.0.8010.47 or later.

How severe is CVE-2026-91708?

CVE-2026-91708 has a CVSS v3 base score of 3.1, rated low. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-91708 affect?

Published advisories record a fix for chrome (NVD). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-09-17.