What’s Vulnerable › Vulnerabilities
CVE-2023-4903
- Severity: medium (CVSS 4.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-09-12 · updated 2026-06-17
Description
Inappropriate implementation in Custom Mobile Tabs in Google Chrome on Android prior to 117.0.5938.62 allowed a remote attacker to spoof security UI via a crafted HTML page. (Chromium security severity: Medium)
Affected products
- Debian Linux: 11.0, 12.0
- Fedoraproject Fedora: 37, 38, 39
- Google Chrome: before 117.0.5938.62 — fixed in 117.0.5938.62
How to fix
Upgrade to a fixed version: Google Chrome 117.0.5938.62. Check the vendor advisory for mitigations.
References
- https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_12.html
- https://crbug.com/1446709
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
- https://security.gentoo.org/glsa/202401-34
- https://www.debian.org/security/2023/dsa-5499
- https://chromereleases.googleblog.com/2023/09/stable-channel-update-for-desktop_12.html
- https://crbug.com/1446709
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6T655QF7CQ3DYAMPFV7IECQYGDEUIVVT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KUQ7CTX3W372X3UY56VVNAHCH6H2F4X3/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WTRUIS3564P7ZLM2S2IH4Y4KZ327LI4I/
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