CVE-2026-11261
published 2026-06-05CVE-2026-11261: Inappropriate implementation in PDF in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform UI…
PriorityP419medium4.3CVSS 3.1
AVNACLPRNUIRSUCNILAN
EPSS
0.18%
7.4th percentile
Inappropriate implementation in PDF in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)
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:N/I:L/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 Desktop: CVE-2026-11261
vendor_chrome·2026-06-02
CVE-2026-11261 [LOW] Stable Channel Update for Desktop: CVE-2026-11261
Stable Channel Update for Desktop
CVE-2026-11261: Insufficient validation of untrusted input in PDF. Reported by Google on 2026-04-03 [N/A][ 499386363 ] Low CVE-2026-11262: Use after free in TabStrip
Reported by Google on 2026-04-03 [N/A][ 500044225 ] Low CVE-2026-11263: Insufficient policy enforcement in WebAuthentication
Severity: low
Red Hat
chromium-browser: Insufficient validation of untrusted input in PDF
vendor_redhat·2026-06-02·CVSS 4.3
CVE-2026-11261 [MEDIUM] CWE-1021 chromium-browser: Insufficient validation of untrusted input in PDF
chromium-browser: Insufficient validation of untrusted input in PDF
Inappropriate implementation in PDF in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)
An insufficient validation of untrusted input flaw was found in the PDF component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=499262832
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
GHSA
Inappropriate implementation in PDF in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page.
ghsa_unreviewed·2026-06-05
CVE-2026-11261 [MEDIUM] CWE-20 Inappropriate implementation in PDF in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page.
Inappropriate implementation in PDF in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-11261 chromium-browser: Insufficient validation of untrusted input in PDF
bugzilla·2026-06-05·CVSS 4.3
CVE-2026-11261 [MEDIUM] CVE-2026-11261 chromium-browser: Insufficient validation of untrusted input in PDF
CVE-2026-11261 chromium-browser: Insufficient validation of untrusted input in PDF
Inappropriate implementation in PDF in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)
Bugzilla
CVE-2025-11261 mediawiki: MediaWiki: Cross-site Scripting (XSS) vulnerability [fedora-42]
bugzilla·2026-02-03
CVE-2025-11261 [NONE] CVE-2025-11261 mediawiki: MediaWiki: Cross-site Scripting (XSS) vulnerability [fedora-42]
CVE-2025-11261 mediawiki: MediaWiki: Cross-site Scripting (XSS) vulnerability [fedora-42]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Discussion:
This message is a reminder that Fedora Linux 42 is nearing its end of life.
Fedora will stop maintaining and issuing updates for Fedora Linux 42 on 2026-05-13.
It is Fedora's policy to close all bug reports from releases that are no longer
maintained. At that time this bug will be closed as EOL if it remains open with a
'version' of '42'.
Package Maintainer: If you wish for this bug to remain open because you
plan to fix it in a currently maintained version, change
2026-06-05
Published