CVE-2026-11143
published 2026-06-04CVE-2026-11143: Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to…
PriorityP432medium6.5CVSS 3.1
AVNACLPRNUIRSUCHINAN
EPSS
0.18%
7.2th percentile
Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 149.0.7827.53 | 149.0.7827.53 | |
| chrome | >= 149.0.7827.53 < 149.0.7827.53 | 149.0.7827.53 | |
| chrome_desktop | — | — | |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
vendor_redhat6.5MEDIUM
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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-2026-11143
vendor_chrome·2026-06-17
CVE-2026-11143 Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-11143
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-11143
Chrome
Stable Channel Update for Desktop: CVE-2026-11141
vendor_chrome·2026-06-02
CVE-2026-11141 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-11141
Stable Channel Update for Desktop
CVE-2026-11141: Uninitialized Use in Audio. Reported by Google on 2026-04-11 [N/A][ 501668745 ] Medium CVE-2026-11142: Policy bypass in Paint
Reported by Google on 2026-04-11 [N/A][ 501674219 ] Medium CVE-2026-11143: Heap buffer overflow in Extensions
Severity: medium
Red Hat
chromium-browser: Heap buffer overflow in Extensions
vendor_redhat·2026-06-02·CVSS 6.5
CVE-2026-11143 [MEDIUM] CWE-125 chromium-browser: Heap buffer overflow in Extensions
chromium-browser: Heap buffer overflow in Extensions
Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)
A heap buffer overflow flaw was found in the Extensions component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=501674219
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
VulDB
Google Chrome up to 148.0.7778.216 on Linux Extensions heap-based overflow (ID 501674)
vuldb·2026-06-11·CVSS 6.5
CVE-2026-11143 [MEDIUM] Google Chrome up to 148.0.7778.216 on Linux Extensions heap-based overflow (ID 501674)
A vulnerability identified as critical has been detected in Google Chrome on Linux. Impacted is an unknown function of the component Extensions. Performing a manipulation results in heap-based buffer overflow.
This vulnerability is cataloged as CVE-2026-11143. It is possible to initiate the attack remotely. There is no exploit available.
You should upgrade the affected component.
GHSA
Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information
ghsa_unreviewed·2026-06-05
CVE-2026-11143 CWE-122 Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information
Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. (Chromium security severity: Medium)
No detection rules found.
No public exploits indexed.
2026-06-04
Published