CVE-2026-78959

Description

Improper handling of case sensitivity in FileSystem in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)

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Weakness Type (CWE)

CWE-178 CWE-178

References

Other References

https://chromereleases.googleblog.com/2026/08/stable-channel-update-for-desktop_0256176589.html https://issues.chromium.org/issues/518084889

Frequently Asked Questions

What is CVE-2026-78959? +

Improper handling of case sensitivity in FileSystem in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)

How do I check if I'm vulnerable to CVE-2026-78959? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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