CVE-2026-8022
published 2026-05-06CVE-2026-8022: Inappropriate implementation in MHTML in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures…
PriorityP411low3.1CVSS 3.1
AVNACHPRNUIRSUCLINAN
EPSS
0.15%
4.8th percentile
Inappropriate implementation in MHTML in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures to leak cross-origin data via a crafted MHTML page. (Chromium security severity: Low)
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chrome | < 148.0.7778.96 | 148.0.7778.96 | |
| chrome | >= 148.0.7778.96 < 148.0.7778.96 | 148.0.7778.96 | |
| chrome_desktop | — | — | |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.13.1LOWCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
osv2.5LOW
vendor_redhat3.1LOW
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Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-8022
vendor_chrome·2026-05-19·CVSS 3.1
CVE-2026-8022 [LOW] Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2026-8022
Stable Channel Update for ChromeOS / ChromeOS Flex
CVE-2026-8022
Palo Alto
PAN-SA-2026-0007 Chromium and Prisma Browser: Monthly Vulnerability Update (May 2026)
vendor_paloalto·2026-05-13·CVSS 8.8
CVE-2026-4439 [HIGH] PAN-SA-2026-0007 Chromium and Prisma Browser: Monthly Vulnerability Update (May 2026)
PAN-SA-2026-0007 Chromium and Prisma Browser: Monthly Vulnerability Update (May 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_22.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html CVE Summary CVE-2026-4439 Out of bounds memory access in WebGL CVE-2026-4440 Out of bounds read and write in WebGL CVE-2026-4441 Use after free in Base CVE-2026-4442 Heap buffer overflow in
Red Hat
chromium-browser: Inappropriate implementation in MHTML
vendor_redhat·2026-05-05·CVSS 3.1
CVE-2026-8022 [LOW] CWE-346 chromium-browser: Inappropriate implementation in MHTML
chromium-browser: Inappropriate implementation in MHTML
An inappropriate implementation flaw was found in the MHTML component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=499194407
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-2026-8021
vendor_chrome·2026-05-05·CVSS 4.2
CVE-2026-8021 [LOW] Stable Channel Update for Desktop: CVE-2026-8021
Stable Channel Update for Desktop
CVE-2026-8021: Script injection in UI. Reported by Google on 2026-04-01 [N/A][ 499194407 ] Low CVE-2026-8022: Inappropriate implementation in MHTML
Reported by Google on 2026-04-03 We would also like to thank all security researchers that worked with us during the development cycle to prevent security bugs from ever reaching the stable channel
Severity: low
GHSA
GHSA-f933-w8q2-6qcr: Inappropriate implementation in MHTML in Google Chrome prior to 148
ghsa_unreviewed·2026-05-06
CVE-2026-8022 [LOW] CWE-1021 GHSA-f933-w8q2-6qcr: Inappropriate implementation in MHTML in Google Chrome prior to 148
Inappropriate implementation in MHTML in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures to leak cross-origin data via a crafted MHTML page. (Chromium security severity: Low)
VulDB
Google Chrome up to 147.0.7727.138 MHTML cross-domain policy (ID 499194 / EUVD-2026-28147)
vuldb·2026-05-06·CVSS 3.1
CVE-2026-8022 [LOW] Google Chrome up to 147.0.7727.138 MHTML cross-domain policy (ID 499194 / EUVD-2026-28147)
A vulnerability has been found in Google Chrome and classified as problematic. This affects an unknown part of the component MHTML. This manipulation causes permissive cross-domain policy with untrusted domains.
This vulnerability appears as CVE-2026-8022. The attack may be initiated remotely. There is no available exploit.
The affected component should be upgraded.
OSV
expat vulnerabilities
osv·2026-02-16·CVSS 2.5
CVE-2026-24515 expat vulnerabilities
expat vulnerabilities
USN-8022-1 fixed vulnerabilities in Expat. This update provides the
corresponding updates for Ubuntu 24.04 LTS.
Original advisory details:
It was discovered that Expat incorrectly handled the initialization of parsers
for external entities. An attacker could possibly use this issue to cause a
denial of service. (CVE-2026-24515)
It was discovered that Expat incorrectly handled integer calculations when
allocating memory for XML tags. An attacker could possibly use this issue to
cause a denial of service or execute arbitrary code. (CVE-2026-25210)
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-8022 chromium-browser: Inappropriate implementation in MHTML
bugzilla·2026-05-06·CVSS 3.1
CVE-2026-8022 [LOW] CVE-2026-8022 chromium-browser: Inappropriate implementation in MHTML
CVE-2026-8022 chromium-browser: Inappropriate implementation in MHTML
Inappropriate implementation in MHTML in Google Chrome prior to 148.0.7778.96 allowed a remote attacker who convinced a user to engage in specific UI gestures to leak cross-origin data via a crafted MHTML page. (Chromium security severity: Low)
Rapid7
Patch Tuesday - May 2026
blogs_rapid7·2026-05-13·CVSS 10.0
CVE-2026-41089 [CRITICAL] Patch Tuesday - May 2026
Microsoft is publishing 137 vulnerabilities on May 2026 Patch Tuesday . Microsoft is not aware of exploitation in the wild or public disclosure for any of these vulnerabilities. So far this month, Microsoft has provided patches to address 133 browser vulnerabilities, which are not included in the Patch Tuesday count above.
## Windows Netlogon: critical RCE
Anyone responsible for securing a domain controller should prioritize remediation of CVE-2026-41089 , which is a critical stack-based buffer overflow in Windows Netlogon with a CVSS v3 base score of 9.8. Exploitation leads to execution in the context of the Netlogon service, so that’s SYSTEM privileges on the domain controller. For most pentesters, that’s the point at which the customer report more or less writes itself. No privileges
2026-05-06
Published