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[UPDATE] [UNPATCHED] [low] 7-Zip: Vulnerability allows bypassing of security measures

lowCVE-2026-58052
A remote, anonymous attacker can exploit a vulnerability in 7-Zip to bypass security measures and manipulate data.

CSIRTS triage

vendor: 7-Zipproduct: 7-ZipAuthentication bypass
What
A vulnerability allows a remote, anonymous attacker to bypass security measures and manipulate data.
Who is affected
All users of 7-Zip are affected.
Urgency
Remediation is low urgency as the severity is low and it is not currently exploited.
Action
No specific patch is mentioned; monitor for updates.

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
low
Published
2026-07-28
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-2026-2114

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-2026-58052coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for 7-Zip

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