CVE-2026-12034
published 2026-06-11CVE-2026-12034: Insufficient validation of untrusted input in Linux Toolkit Theming in Google Chrome on Linux prior to 149.0.7827.115 allowed a remote attacker who had…
PriorityP345high8.3CVSS 3.1
AVNACHPRNUIRSCCHIHAH
EPSS
0.18%
7.8th percentile
Insufficient validation of untrusted input in Linux Toolkit Theming in Google Chrome on Linux prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 149.0.7827.115 | 149.0.7827.115 | |
| chrome | >= 149.0.7827.115 < 149.0.7827.115 | 149.0.7827.115 | |
| chrome_desktop | — | — | |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.18.3HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
vendor_redhat8.3HIGH
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VulDB
Google Chrome up to 149.0.7827.103 on Linux File sandbox (ID 519258 / WID-SEC-2026-1893)
vuldb·2026-06-13·CVSS 8.3
CVE-2026-12034 [HIGH] Google Chrome up to 149.0.7827.103 on Linux File sandbox (ID 519258 / WID-SEC-2026-1893)
A vulnerability categorized as critical has been discovered in Google Chrome on Linux. Affected is an unknown function of the component File Handler. Such manipulation leads to sandbox issue.
This vulnerability is referenced as CVE-2026-12034. It is possible to launch the attack remotely. No exploit is available.
It is advisable to upgrade the affected component.
GHSA
Insufficient validation of untrusted input in Linux Toolkit Theming in Google Chrome on Linux prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to potentially
ghsa_unreviewed·2026-06-12
CVE-2026-12034 [HIGH] CWE-20 Insufficient validation of untrusted input in Linux Toolkit Theming in Google Chrome on Linux prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to potentially
Insufficient validation of untrusted input in Linux Toolkit Theming in Google Chrome on Linux prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)
Palo Alto
PAN-SA-2026-0010 Chromium and Prisma Browser: Monthly Vulnerability Update (July 2026)
vendor_paloalto·2026-07-08·CVSS 9.6
CVE-2026-10881 [CRITICAL] PAN-SA-2026-0010 Chromium and Prisma Browser: Monthly Vulnerability Update (July 2026)
PAN-SA-2026-0010 Chromium and Prisma Browser: Monthly Vulnerability Update (July 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0175352312.html https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01245939337.html https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0482630350.html https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html CVE Summary CVE-2026-10881 Out of bounds rea
Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-12034
vendor_chrome·2026-06-17
CVE-2026-12034 Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-12034
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-12034
Chrome
Stable Channel Update for Desktop: CVE-2026-12033
vendor_chrome·2026-06-11·CVSS 5.3
CVE-2026-12033 [HIGH] Stable Channel Update for Desktop: CVE-2026-12033
Stable Channel Update for Desktop
CVE-2026-12033: Out of bounds read VideoCapture. Reported by Google on 2026-06-02 [N/A][ 519258799 ] High CVE-2026-12034: Insufficient validation of untrusted input Linux Toolkit Theming
Reported by Google on 2026-06-02 [N/A][ 520210566 ] High CVE-2026-12035: Use after free Views
Severity: high
Red Hat
chromium-browser: chromium-browser: Insufficient validation of untrusted input Linux Toolkit Theming
vendor_redhat·2026-06-11·CVSS 8.3
CVE-2026-12034 [HIGH] CWE-1289 chromium-browser: chromium-browser: Insufficient validation of untrusted input Linux Toolkit Theming
chromium-browser: chromium-browser: Insufficient validation of untrusted input Linux Toolkit Theming
Insufficient validation of untrusted input in Linux Toolkit Theming in Google Chrome on Linux prior to 149.0.7827.115 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)
The following flaw was identified in the Chromium browser: Insufficient validation of untrusted input Linux Toolkit Theming.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=519258799
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Chrome
Stable Channel Update for Desktop: CVE-2026-12032
vendor_chrome·2026-06-11
CVE-2026-12032 [HIGH] Stable Channel Update for Desktop: CVE-2026-12032
Stable Channel Update for Desktop
CVE-2026-12032: Inappropriate implementation Passwords. Reported by Google on 2026-05-30 [N/A][ 519248779 ] High CVE-2026-12033: Out of bounds read VideoCapture
Reported by Google on 2026-06-02 [N/A][ 519258799 ] High CVE-2026-12034: Insufficient validation of untrusted input Linux Toolkit Theming
Severity: high
No detection rules found.
No public exploits indexed.
2026-06-11
Published