CVE-2025-13720
published 2025-12-02CVE-2025-13720: Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote attacker who had compromised the renderer process to potentially exploit heap…
PriorityP347high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.24%
15.0th percentile
Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 143.0.7499.40-1~deb12u1 | 143.0.7499.40-1~deb12u1 |
| chromium | chromium | >= 0 < 143.0.7499.40-1~deb13u1 | 143.0.7499.40-1~deb13u1 |
| chromium | chromium | >= 0 < 143.0.7499.40-1 | 143.0.7499.40-1 |
| debian | chromium | < chromium 143.0.7499.40-1~deb12u1 (bookworm) | chromium 143.0.7499.40-1~deb12u1 (bookworm) |
| chrome | < 143.0.7499.40 | 143.0.7499.40 | |
| chrome | < 143.0.7499.41 | 143.0.7499.41 | |
| chrome | >= 143.0.7499.41 < 143.0.7499.41 | 143.0.7499.41 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
| 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
osv8.8HIGH
vendor_debian8.8HIGH
vendor_msrc8.8HIGH
vendor_redhat8.8HIGH
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Palo Alto
PAN-SA-2026-0001 Chromium: Monthly Vulnerability Update (January 2026)
vendor_paloalto·2026-01-14·CVSS 8.8
[HIGH] PAN-SA-2026-0001 Chromium: Monthly Vulnerability Update (January 2026)
PAN-SA-2026-0001 Chromium: Monthly Vulnerability Update (January 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_18.html https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_16.html https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_10.html https://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2025/11/stable-channel-update-for-desktop_17.html https://chromereleases.googleblog.com/2025/11/stable-channel-update-for-desktop_11.html https://chromereleases.google
Chrome
Long Term Support Channel Update for ChromeOS: CVE-2025-13720
vendor_chrome·2026-01-05·CVSS 8.8
CVE-2025-13720 [HIGH] Long Term Support Channel Update for ChromeOS: CVE-2025-13720
Long Term Support Channel Update for ChromeOS
CVE-2025-13720
Microsoft
Chromium: CVE-2025-13720 Bad cast in Loader
vendor_msrc·2025-12-09·CVSS 8.8
CVE-2025-13720 [HIGH] Chromium: CVE-2025-13720 Bad cast in Loader
Chromium: CVE-2025-13720 Bad cast in Loader
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 Edge
FAQ: What is t
Red Hat
chromium-browser: Bad cast in Loader
vendor_redhat·2025-12-02·CVSS 8.8
CVE-2025-13720 [HIGH] CWE-843 chromium-browser: Bad cast in Loader
chromium-browser: Bad cast in Loader
Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Debian
CVE-2025-13720: chromium - Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote atta...
vendor_debian·2025·CVSS 8.8
CVE-2025-13720 [HIGH] CVE-2025-13720: chromium - Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote atta...
Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
Scope: local
bookworm: resolved (fixed in 143.0.7499.40-1~deb12u1)
bullseye: open
forky: resolved (fixed in 143.0.7499.40-1)
sid: resolved (fixed in 143.0.7499.40-1)
trixie: resolved (fixed in 143.0.7499.40-1~deb13u1)
OSV
CVE-2025-13720: Bad cast in Loader in Google Chrome prior to 143
osv·2025-12-02·CVSS 8.8
CVE-2025-13720 [HIGH] CVE-2025-13720: Bad cast in Loader in Google Chrome prior to 143
Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
GHSA
GHSA-p4q8-mx85-6fc8: Bad cast in Loader in Google Chrome prior to 143
ghsa_unreviewed·2025-12-02
CVE-2025-13720 [HIGH] CWE-704 GHSA-p4q8-mx85-6fc8: Bad cast in Loader in Google Chrome prior to 143
Bad cast in Loader in Google Chrome prior to 143.0.7499.41 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)
No detection rules found.
No public exploits indexed.
2025-12-02
Published