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Known vulnerabilities in Microsoft Bing

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CVE Summary Score Published
CVE-2026-33819 Deserialization of untrusted data in Microsoft Bing allows an unauthorized attacker to execute code over a network 10.0 Critical Apr 23, 2026
CVE-2026-32186 Server-side request forgery (ssrf) in Microsoft Bing allows an unauthorized attacker to elevate privileges over a… 10.0 Critical Apr 3, 2026
CVE-2026-26120 Server-side request forgery (ssrf) in Microsoft Bing allows an unauthorized attacker to perform tampering over a network 6.5 Medium Mar 19, 2026
CVE-2025-21355 Missing Authentication for Critical Function in Microsoft Bing allows an unauthorized attacker to execute code over a… 8.6 High Feb 19, 2025

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