CVE-2026-3063
published 2026-02-23CVE-2026-3063: Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.116 allowed an attacker who convinced a user to install a malicious extension to…
PriorityP426medium5.4CVSS 3.1
AVNACLPRNUIRSUCLILAN
EPSS
0.18%
8.2th percentile
Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.116 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via DevTools. (Chromium security severity: High)
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 145.0.7632.116-1~deb12u1 | 145.0.7632.116-1~deb12u1 |
| chromium | chromium | >= 0 < 145.0.7632.116-1~deb13u1 | 145.0.7632.116-1~deb13u1 |
| chromium | chromium | >= 0 < 145.0.7632.116-1 | 145.0.7632.116-1 |
| debian | chromium | < chromium 145.0.7632.116-1~deb12u1 (bookworm) | chromium 145.0.7632.116-1~deb12u1 (bookworm) |
| chrome | < 145.0.7632.116 | 145.0.7632.116 | |
| chrome | < 145.0.7632.117 | 145.0.7632.117 | |
| chrome | >= 145.0.7632.116 < 145.0.7632.116 | 145.0.7632.116 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
osv5.4MEDIUM
vendor_debian5.4MEDIUM
vendor_msrc5.4MEDIUM
vendor_redhat5.4MEDIUM
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Palo Alto
PAN-SA-2026-0004 Chromium: Monthly Vulnerability Update (April 2026)
vendor_paloalto·2026-04-08·CVSS 8.8
[HIGH] PAN-SA-2026-0004 Chromium: Monthly Vulnerability Update (April 2026)
PAN-SA-2026-0004 Chromium: Monthly Vulnerability Update (April 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_31.html https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_23.html https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_13.html https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_12.html https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_10.html CVE Summary CVE-2026-2648 Heap buffer overflow in PDFium CVE-2026-2649 Integer overflow in V8 CVE-2026-2650 Heap
Red Hat
chromium-browser: Inappropriate implementation in DevTools
vendor_redhat·2026-02-23·CVSS 5.4
CVE-2026-3063 [MEDIUM] chromium-browser: Inappropriate implementation in DevTools
chromium-browser: Inappropriate implementation in DevTools
Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.116 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via DevTools. (Chromium security severity: High)
An inappropriate implementation flaw was found in the DevTools component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=485287859
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-2026-3061
vendor_chrome·2026-02-23·CVSS 9.1
CVE-2026-3061 [HIGH] Stable Channel Update for Desktop: CVE-2026-3061
Stable Channel Update for Desktop
CVE-2026-3061: Out of bounds read in Media. Reported by Luke Francis on 2026-02-09 [TBD][ 483751167 ] High CVE-2026-3062: Out of bounds read and write in Tint
Reported by cinzinga on 2026-02-11 [TBD][ 485287859 ] High CVE-2026-3063: Inappropriate implementation in DevTools
Severity: high
Microsoft
Chromium: CVE-2026-3063 Inappropriate implementation in DevTools
vendor_msrc·2026-02-10·CVSS 5.4
CVE-2026-3063 [MEDIUM] Chromium: CVE-2026-3063 Inappropriate implementation in DevTools
Chromium: CVE-2026-3063 Inappropriate implementation in DevTools
Description: This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
FAQ: Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.
How can I see the version of the browser?
In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
Click on Help and Feedback
Click on About Microsoft
Debian
CVE-2026-3063: chromium - Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.11...
vendor_debian·2026·CVSS 5.4
CVE-2026-3063 [MEDIUM] CVE-2026-3063: chromium - Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.11...
Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.116 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via DevTools. (Chromium security severity: High)
Scope: local
bookworm: resolved (fixed in 145.0.7632.116-1~deb12u1)
bullseye: open
forky: resolved (fixed in 145.0.7632.116-1)
sid: resolved (fixed in 145.0.7632.116-1)
trixie: resolved (fixed in 145.0.7632.116-1~deb13u1)
GHSA
GHSA-33jq-j95r-2gpj: Inappropriate implementation in DevTools in Google Chrome prior to 145
ghsa_unreviewed·2026-02-24
CVE-2026-3063 [MEDIUM] GHSA-33jq-j95r-2gpj: Inappropriate implementation in DevTools in Google Chrome prior to 145
Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.116 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via DevTools. (Chromium security severity: High)
OSV
CVE-2026-3063: Inappropriate implementation in DevTools in Google Chrome prior to 145
osv·2026-02-23·CVSS 5.4
CVE-2026-3063 [MEDIUM] CVE-2026-3063: Inappropriate implementation in DevTools in Google Chrome prior to 145
Inappropriate implementation in DevTools in Google Chrome prior to 145.0.7632.116 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via DevTools. (Chromium security severity: High)
No detection rules found.
No public exploits indexed.
2026-02-23
Published