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[NEW] [medium] Microsoft Edge: Vulnerability allows bypassing security measures

mediumCVE-2026-57980
A remote, anonymous attacker can exploit a vulnerability in Microsoft Edge to bypass security measures and manipulate or disclose confidential information.

CSIRTS triage

vendor: Microsoftproduct: EdgeAuthentication bypassInformation disclosure
What
A vulnerability allows a remote attacker to bypass security measures and manipulate or disclose information.
Who is affected
Remote, anonymous attackers targeting Microsoft Edge users.
Urgency
Remediation is medium urgency as it can lead to significant security risks.
Action
Update Microsoft Edge to the latest version.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity
medium
Published
2026-07-20
Exploitation
Not in CISA KEV at last sync
Language
Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2405

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-57980coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Microsoft Edge

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

More from CERT-Bund (BSI) Security Advisories