CVE-2026-9963
published 2026-05-28CVE-2026-9963: Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to…
PriorityP345high7.5CVSS 3.1
AVNACHPRNUIRSUCHIHAH
EPSS
0.28%
20.0th percentile
Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 148.0.7778.216 | 148.0.7778.216 | |
| chrome | >= 148.0.7778.216 < 148.0.7778.216 | 148.0.7778.216 | |
| chrome_desktop | — | — | |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat7.5HIGH
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Palo Alto
PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
vendor_paloalto·2026-06-10·CVSS 8.8
CVE-2026-8509 [HIGH] PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html CVE Summary CVE-2026-8509 Heap buffer overflow in WebML CVE-2026-8510 Integer overflow in Skia CVE-2026-8511 Use after free in UI CVE-2026-8512 Use after free in FileSystem CVE-2026-8513 Use after free in Input CVE-2026-8514 Use after free in Aura CVE-2026-8515 Use after free
Chrome
Stable Channel Update for Desktop: CVE-2026-9962
vendor_chrome·2026-05-27
CVE-2026-9962 [HIGH] Stable Channel Update for Desktop: CVE-2026-9962
Stable Channel Update for Desktop
CVE-2026-9962: Use after free in WebRTC. Reported by Google on 2026-04-20 [N/A][ 505143241 ] High CVE-2026-9963: Uninitialized Use in iOS
Reported by Google on 2026-04-22 [N/A][ 505190999 ] High CVE-2026-9964: Use after free in Bluetooth
Severity: high
Red Hat
chromium-browser: chromium-browser: Uninitialized Use in iOS
vendor_redhat·2026-05-27·CVSS 7.5
CVE-2026-9963 [HIGH] chromium-browser: chromium-browser: Uninitialized Use in iOS
chromium-browser: chromium-browser: Uninitialized Use in iOS
An uninitialized use flaw was found in the iOS component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=505143241
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
GHSA
GHSA-5cq6-2qjf-7mh7: Uninitialized Use in iOS in Google Chrome on iOS prior to 148
ghsa_unreviewed·2026-05-29
CVE-2026-9963 [HIGH] CWE-457 GHSA-5cq6-2qjf-7mh7: Uninitialized Use in iOS in Google Chrome on iOS prior to 148
Uninitialized Use in iOS in Google Chrome on iOS prior to 148.0.7778.216 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
No detection rules found.
No public exploits indexed.
2026-05-28
Published