CVE-2026-32186 Microsoft Bing Elevation of Privilege Vulnerability

What is CVE-2026-32186?

CVE-2026-32186 is a critical server-side request forgery vulnerability in Microsoft Bing, published on 3 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Server-side request forgery (ssrf) in Microsoft Bing allows an unauthorized attacker to elevate privileges over a network.

Weakness: CWE-918

Which versions are affected by CVE-2026-32186?

It affects 1 product.

Products include Microsoft Bing.

How do I fix CVE-2026-32186?

No fix has been published for CVE-2026-32186 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-32186 being exploited?

There is no known exploitation of CVE-2026-32186 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Bing

• CVE-2026-33819 Microsoft Bing Remote Code Execution Vulnerability Critical 10.0
• CVE-2025-21355 Microsoft Bing Remote Code Execution Vulnerability High 8.6
• CVE-2014-1670 Code injection in n/a Medium 6.8
• CVE-2026-26120 Microsoft Bing Tampering Vulnerability Medium 6.5
• CVE-2020-1329 Cross-site scripting in Microsoft Bing Search for Android Medium 6.5

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-2vw7-mrf4-v3mh.