Insufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
CVE-2026-13813
HIGHPre-NVD 8.38.3—
EchelonGraph scoreHIGH confidence
Score 8.3 from GitHub Security Advisory (severity: HIGH) published 2026-07-01. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 8.3; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
8.3
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.3Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.3
- EG Score
- 8.3(high)
- EPSS
- 19.5%
- KEV
- Not listed
Published
June 30, 2026
Last Modified
July 2, 2026
Advisory Details (2)
Auto-updated Jul 1, 2026No patch confirmed yet.
generic
Chrome Releases: Stable Channel Update for Desktop
https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.htmlVendor Advisories for CVE-2026-13813(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Frequently asked(5)
What is CVE-2026-13813?
CVE-2026-13813 is a high vulnerability published on June 30, 2026. Insufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 150.0.7871.47 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
When was CVE-2026-13813 disclosed?
CVE-2026-13813 was first published in the National Vulnerability Database on June 30, 2026, with the most recent update on July 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-13813 actively exploited?
CVE-2026-13813 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 19.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-13813?
CVE-2026-13813 has a CVSS v3.1 base score of 8.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-13813?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-13813, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-13813
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