CVE-2026-84359
LOW 3.1 ALL-YEARSInformation leak in Skia in Google Chrome prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
0.2%chance of exploitation in 30 days · 14th percentile
Impact if exploited
3.1CVSS 3.1 · LOW · ADP
- ConfidentialityLow
- IntegrityNone
- AvailabilityNone
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ⚠User interaction: A user must take an action (click / open a file)
- ⚠Complexity: Needs a race window or specific setup
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
No public PoC is currently catalogued.
Search for new PoCs
Search GitHub now — results may be empty or unverified.
Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Weakness (CWE)
- CWE-200: Information leak
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
References and research data (JSON)
Vendor product assessments
Showing 32 of 36 vendor product statements; 4 omitted. Read the full vendor advisory.
webkit2gtk3 as a component of Red Hat Enterprise Linux 8 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3
- none available: Affected
webkit2gtk3-devel as a component of Red Hat Enterprise Linux 8 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3-devel
- none available: Affected
webkit2gtk3-jsc as a component of Red Hat Enterprise Linux 8 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3-jsc
- none available: Affected
webkit2gtk3-jsc-devel as a component of Red Hat Enterprise Linux 8 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3-jsc-devel
- none available: Affected
webkit2gtk3-plugin-process-gtk2 as a component of Red Hat Enterprise Linux 8 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3-plugin-process-gtk2
- none available: Affected
webkit2gtk3.src as a component of Red Hat Enterprise Linux 8 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3?arch=src
- none available: Affected
webkit2gtk3 as a component of Red Hat Enterprise Linux 9 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3
- none available: Affected
webkit2gtk3-devel as a component of Red Hat Enterprise Linux 9 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3-devel
- none available: Affected
webkit2gtk3-jsc as a component of Red Hat Enterprise Linux 9 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3-jsc
- none available: Affected
webkit2gtk3-jsc-devel as a component of Red Hat Enterprise Linux 9 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3-jsc-devel
- none available: Affected
webkit2gtk3.src as a component of Red Hat Enterprise Linux 9 · known affected
Vendor assessment for this product only.
pkg:rpm/redhat/webkit2gtk3?arch=src
- none available: Affected
firefox as a component of Red Hat Enterprise Linux 10 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00firefox.src as a component of Red Hat Enterprise Linux 10 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox?arch=src
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk as a component of Red Hat Enterprise Linux 6 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk-doc as a component of Red Hat Enterprise Linux 6 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk-doc
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk.src as a component of Red Hat Enterprise Linux 6 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk?arch=src
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00firefox as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00firefox.src as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox?arch=src
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00libwebkit2gtk as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/libwebkit2gtk
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk3-devel as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk3-devel
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk3-doc as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk3-doc
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk3.src as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk3?arch=src
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk4 as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk4
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk4-devel as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk4-devel
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk4-jsc as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk4-jsc
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk4-jsc-devel as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk4-jsc-devel
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk4-plugin-process-gtk2 as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk4-plugin-process-gtk2
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00webkitgtk4.src as a component of Red Hat Enterprise Linux 7 · known not affected
Vendor assessment for this product only.
Reason: vulnerable code not present
pkg:rpm/redhat/webkitgtk4?arch=src
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00firefox as a component of Red Hat Enterprise Linux 8 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00firefox as a component of Red Hat Enterprise Linux 9 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00firefox-x11 as a component of Red Hat Enterprise Linux 9 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox-x11
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00firefox.src as a component of Red Hat Enterprise Linux 9 · known not affected
Vendor assessment for this product only.
Reason: component not present
pkg:rpm/redhat/firefox?arch=src
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Chrome | < 152.0.7977.75 |
All CVSS metrics
- LOW 3.1 v3.1 · ADP Primary
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N - LOW 3.1 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
References
Advisories
- https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop.html CVE record · Chrome · Updated 2026-09-01T23:42:26.066Z
NVD · CVE-2026-84359 · Updated 2026-09-03T17:15:04.240
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00 - https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-84359.json Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-69731 EUVD · EUVD-2026-69731
Technical & other
- https://issues.chromium.org/issues/514078656 CVE record · Chrome · Updated 2026-09-01T23:42:26.066Z
NVD · CVE-2026-84359 · Updated 2026-09-03T17:15:04.240
Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00 - https://access.redhat.com/security/cve/CVE-2026-84359 Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00
- https://bugzilla.redhat.com/show_bug.cgi?id=2527168 Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00
- https://www.cve.org/CVERecord?id=CVE-2026-84359 Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00
- https://nvd.nist.gov/vuln/detail/CVE-2026-84359 Red Hat · CVE-2026-84359 · Updated 2026-10-08T15:16:52+00:00
Sources: NVD · CVE.org · All sources and attribution · EPSS