CVE-2026-11156
published 2026-06-04CVE-2026-11156: 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
Stop checking back — get the weekly exploitation signal.
Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.
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 Desktop: CVE-2026-11156
vendor_chrome·2026-06-02
CVE-2026-11156 [MEDIUM] Stable Channel Update for Desktop: CVE-2026-11156
Stable Channel Update for Desktop
CVE-2026-11156: Inappropriate implementation in CSS. Reported by Google on 2026-04-12 [N/A][ 501823385 ] Medium CVE-2026-11157: Script injection in Accessibility
Reported by Google on 2026-04-12 [N/A][ 501844153 ] Medium CVE-2026-11158: Insufficient validation of untrusted input in Downloads
Severity: medium
Red Hat
chromium-browser: Inappropriate implementation in CSS
vendor_redhat·2026-06-02·CVSS 4.3
CVE-2026-11156 [MEDIUM] CWE-346 chromium-browser: Inappropriate implementation in CSS
chromium-browser: Inappropriate implementation 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 inappropriate implementation flaw was found in the CSS component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=501810226
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 501810)
vuldb·2026-06-12·CVSS 4.3
CVE-2026-11156 [MEDIUM] Google Chrome up to 148.0.7778.216 CSS cross-domain policy (ID 501810)
A vulnerability was found in Google Chrome and classified as problematic. This vulnerability affects unknown code of the component CSS. The manipulation results in permissive cross-domain policy with untrusted domains.
This vulnerability was named CVE-2026-11156. The attack may be performed from remote. There is no available exploit.
It is suggested 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-2026-11156 [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