CVE-2026-0903
published 2026-01-20CVE-2026-0903: Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144.0.7559.59 allowed a remote attacker to bypass dangerous file type…
PriorityP428medium5.4CVSS 3.1
AVNACLPRNUIRSUCLILAN
EPSS
0.18%
7.5th percentile
Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144.0.7559.59 allowed a remote attacker to bypass dangerous file type protections via a malicious file. (Chromium security severity: Medium)
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 144.0.7559.59-1~deb12u1 | 144.0.7559.59-1~deb12u1 |
| chromium | chromium | >= 0 < 144.0.7559.59-1~deb13u1 | 144.0.7559.59-1~deb13u1 |
| chromium | chromium | >= 0 < 144.0.7559.59-1 | 144.0.7559.59-1 |
| debian | chromium | < chromium 144.0.7559.59-1~deb12u1 (bookworm) | chromium 144.0.7559.59-1~deb12u1 (bookworm) |
| chrome | < 144.0.7559.59 | 144.0.7559.59 | |
| chrome | < 144.0.7559.60 | 144.0.7559.60 | |
| chrome | >= 144.0.7559.59 < 144.0.7559.59 | 144.0.7559.59 | |
| 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
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GHSA
GHSA-743w-qrv8-633j: Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144
ghsa_unreviewed·2026-01-20
CVE-2026-0903 [CRITICAL] CWE-20 GHSA-743w-qrv8-633j: Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144
Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144.0.7559.59 allowed a remote attacker to bypass dangerous file type protections via a malicious file. (Chromium security severity: Medium)
OSV
CVE-2026-0903: Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144
osv·2026-01-20·CVSS 5.4
CVE-2026-0903 [MEDIUM] CVE-2026-0903: Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144
Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144.0.7559.59 allowed a remote attacker to bypass dangerous file type protections via a malicious file. (Chromium security severity: Medium)
Palo Alto
PAN-SA-2026-0002 Chromium: Monthly Vulnerability Update (February 2026)
vendor_paloalto·2026-02-11·CVSS 8.8
[HIGH] PAN-SA-2026-0002 Chromium: Monthly Vulnerability Update (February 2026)
PAN-SA-2026-0002 Chromium: Monthly Vulnerability Update (February 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/02/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop_27.html https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop_20.html https://chromereleases.googleblog.com/2026/01/stable-channel-update-for-desktop_13.html CVE Summary CVE-2026-0899 Out of bounds memory access in V8 CVE-2026-0900 Inappropriate implementation in V8 CVE-2026-0901 Inappropriate implementation in Blink CVE-2026-0902 Inappropriate implementation in V8 CVE-2026-0903 Inappropriate implementation in Downloads CVE-2026-0904 Incorrect
Microsoft
Chromium: CVE-2026-0903 Insufficient validation of untrusted input in Downloads
vendor_msrc·2026-01-13·CVSS 5.4
CVE-2026-0903 [MEDIUM] Chromium: CVE-2026-0903 Insufficient validation of untrusted input in Downloads
Chromium: CVE-2026-0903 Insufficient validation of untrusted input in Downloads
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 A
Debian
CVE-2026-0903: chromium - Inappropriate implementation in Downloads in Google Chrome on Windows prior to 1...
vendor_debian·2026·CVSS 5.4
CVE-2026-0903 [MEDIUM] CVE-2026-0903: chromium - Inappropriate implementation in Downloads in Google Chrome on Windows prior to 1...
Inappropriate implementation in Downloads in Google Chrome on Windows prior to 144.0.7559.59 allowed a remote attacker to bypass dangerous file type protections via a malicious file. (Chromium security severity: Medium)
Scope: local
bookworm: resolved (fixed in 144.0.7559.59-1~deb12u1)
bullseye: open
forky: resolved (fixed in 144.0.7559.59-1)
sid: resolved (fixed in 144.0.7559.59-1)
trixie: resolved (fixed in 144.0.7559.59-1~deb13u1)
No detection rules found.
No public exploits indexed.
2026-01-20
Published