CVE-2026-58278: CWE-918: Server-Side Request Forgery (SSRF) in Microsoft Microsoft Edge (Chromium-based)
Server-side request forgery (ssrf) in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-918, affects Microsoft Edge (Chromium-based) version 1.0.0.0. It enables an attacker without privileges to cause the browser to make unauthorized network requests, effectively performing spoofing over a network. The CVSS vector indicates the attack requires no privileges but user interaction, and impacts integrity and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this SSRF vulnerability to perform spoofing on the network, potentially leading to integrity and availability impacts. There is no confidentiality impact reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided patch from the Microsoft Security Response Center advisory to remediate this vulnerability.
CVE-2026-58278: CWE-918: Server-Side Request Forgery (SSRF) in Microsoft Microsoft Edge (Chromium-based)
Description
Server-side request forgery (ssrf) in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
CVSS v3.1
Score 5.4medium
Affected software
Microsoft
Microsoft Edge (Chromium-based)
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-918, affects Microsoft Edge (Chromium-based) version 1.0.0.0. It enables an attacker without privileges to cause the browser to make unauthorized network requests, effectively performing spoofing over a network. The CVSS vector indicates the attack requires no privileges but user interaction, and impacts integrity and availability. Microsoft has published an official fix for this vulnerability.
Potential Impact
An attacker can exploit this SSRF vulnerability to perform spoofing on the network, potentially leading to integrity and availability impacts. There is no confidentiality impact reported. No known exploits are currently observed in the wild.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the provided patch from the Microsoft Security Response Center advisory to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-29T21:59:30.870Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58278","vendor":"Microsoft"}]
Threat ID: 6a48210227e9c79719accbdc
Added to database: 07/03/2026, 20:52:18 UTC
Last enriched: 08/17/2026, 14:11:29 UTC
Last updated: 10/02/2026, 14:55:28 UTC
Views: 92
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