CVE-2026-11155
published 2026-06-04CVE-2026-11155: Inappropriate implementation in CSS in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page…
PriorityP419medium4.3CVSS 3.1
AVNACLPRNUIRSUCLINAN
EPSS
0.15%
4.8th percentile
Inappropriate implementation in CSS in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (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
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
vendor_redhat4.3MEDIUM
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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-2026-11155
vendor_chrome·2026-06-17
CVE-2026-11155 Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-11155
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-11155
Chrome
Stable Channel Update for Desktop: CVE-2026-11153
vendor_chrome·2026-06-02
CVE-2026-11153 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-11153
Stable Channel Update for Desktop
CVE-2026-11153: Side-channel information leakage in Forms. Reported by Google on 2026-04-12 [N/A][ 501789156 ] Medium CVE-2026-11154: Use after free in Dawn
Reported by Google on 2026-04-12 [N/A][ 501801823 ] Medium CVE-2026-11155: Insufficient policy enforcement in CSS
Severity: medium
Red Hat
chromium-browser: Insufficient policy enforcement in CSS
vendor_redhat·2026-06-02·CVSS 4.3
CVE-2026-11155 [MEDIUM] CWE-346 chromium-browser: Insufficient policy enforcement in CSS
chromium-browser: Insufficient policy enforcement in CSS
Inappropriate implementation in CSS in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
An insufficient policy enforcement flaw was found in the CSS component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=501801823
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 CSS cross-domain policy (ID 501801)
vuldb·2026-06-12·CVSS 4.3
CVE-2026-11155 [MEDIUM] Google Chrome up to 148.0.7778.216 CSS cross-domain policy (ID 501801)
A vulnerability was found in Google Chrome. It has been declared as problematic. Impacted is an unknown function of the component CSS. Such manipulation leads to permissive cross-domain policy with untrusted domains.
This vulnerability is referenced as CVE-2026-11155. It is possible to launch the attack remotely. No exploit is available.
It is recommended to upgrade the affected component.
GHSA
Inappropriate implementation in CSS in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
ghsa_unreviewed·2026-06-05
CVE-2026-11155 [MEDIUM] CWE-352 Inappropriate implementation in CSS in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
Inappropriate implementation in CSS in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
No detection rules found.
No public exploits indexed.
2026-06-04
Published