CVE-2026-8531
published 2026-05-14CVE-2026-8531: Heap buffer overflow in WebML in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker to potentially exploit heap corruption via a…
PriorityP349high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.26%
17.5th percentile
Heap buffer overflow in WebML in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 148.0.7778.168 | 148.0.7778.168 | |
| chrome | >= 148.0.7778.168 < 148.0.7778.168 | 148.0.7778.168 | |
| chrome_desktop | — | — | |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
vendor_redhat8.8HIGH
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.
GHSA
GHSA-chj4-28rg-g73v: Heap buffer overflow in WebML in Google Chrome on Windows prior to 148
ghsa_unreviewed·2026-05-14
CVE-2026-8531 [HIGH] CWE-122 GHSA-chj4-28rg-g73v: Heap buffer overflow in WebML in Google Chrome on Windows prior to 148
Heap buffer overflow in WebML in Google Chrome on Windows prior to 148.0.7778.168 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Palo Alto
PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
vendor_paloalto·2026-06-10·CVSS 8.8
CVE-2026-8509 [HIGH] PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
PAN-SA-2026-0008 Chromium: Monthly Vulnerability Update (June 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html CVE Summary CVE-2026-8509 Heap buffer overflow in WebML CVE-2026-8510 Integer overflow in Skia CVE-2026-8511 Use after free in UI CVE-2026-8512 Use after free in FileSystem CVE-2026-8513 Use after free in Input CVE-2026-8514 Use after free in Aura CVE-2026-8515 Use after free
Red Hat
chromium-browser: chromium-browser: Heap buffer overflow in WebML
vendor_redhat·2026-05-14·CVSS 8.8
CVE-2026-8531 [HIGH] CWE-787 chromium-browser: chromium-browser: Heap buffer overflow in WebML
chromium-browser: chromium-browser: Heap buffer overflow in WebML
A heap buffer overflow flaw was found in the WebML component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=492350403
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-2026-8531
vendor_chrome·2026-05-12·CVSS 8.8
CVE-2026-8531 [HIGH] Stable Channel Update for Desktop: CVE-2026-8531
Stable Channel Update for Desktop
CVE-2026-8531: Heap buffer overflow in WebML. Reported by Syn4pse on 2026-03-13 [N/A][ 492812194 ] High CVE-2026-8532: Integer overflow in XML
Reported by Google on 2026-03-14 [N/A][ 495247950 ] High CVE-2026-8533: Use after free in Accessibility
Severity: high
Chrome
Stable Channel Update for Desktop: CVE-2026-8529
vendor_chrome·2026-05-12·CVSS 8.8
CVE-2026-8529 [HIGH] Stable Channel Update for Desktop: CVE-2026-8529
Stable Channel Update for Desktop
CVE-2026-8529: Heap buffer overflow in Codecs. Reported by Google on 2026-03-06 [N/A][ 491930142 ] High CVE-2026-8530: Use after free in Network
Reported by Google on 2026-03-11 [TBD][ 492350403 ] High CVE-2026-8531: Heap buffer overflow in WebML
Severity: high
No detection rules found.
No public exploits indexed.
2026-05-14
Published