CVE-2026-13843: google chrome Improper Input Validation
Vulnerability summary
CVE-2026-13843 is a critical (CVSS 9.6) Improper Input Validation vulnerability in google chrome. EPSS estimates a 0.34% chance of exploitation in the next 30 days, higher than 26.8% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 3 · Related 4Timeline
- 30-06-2026PublishedVulnerability first disclosed.
- 01-07-2026Last modifiedVulnerability information updated.
Description
Insufficient validation of untrusted input 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)
CVSS metrics
3 scores · 3 sources · 1 version- OSV · DebianEcosystem advisory · calculated9.6CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- NVDNIST9.6CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
EPSS trend
Probability
0.34%
Chance of exploitation in the next 30 days
Percentile
27%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.34% on 22-09-2026
Known exploited
Compare KEV catalogsNot in the CISA KEV catalog.
Not in the ENISA CNW catalog.
Not in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Chainguard3 products
- chromium< 150.0.7871.100-r2 | < 150.0.7871.100-r3
- chromium-docker-selenium-compat< 150.0.7871.100-r2
- chromium-lang< 150.0.7871.100-r2
Wolfi3 products
- chromium< 150.0.7871.100-r2 | < 150.0.7871.100-r3
- chromium-docker-selenium-compat< 150.0.7871.100-r2
- chromium-lang< 150.0.7871.100-r2
Debian1 product
- chromium< 150.0.7871.46-1~deb12u1 | < 150.0.7871.46-1~deb13u1 | < 150.0.7871.46-1
Google1 product
- chrome≥ 150.0.7871.47, < 150.0.7871.47 | < 150.0.7871.47
4 vendors · 8 products
References
3 links- chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.htmlVendor AdvisoryRelease Notes
- issues.chromium.org/issues/516869032Permissions Required