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[NEW] [medium] OpenVPN: Vulnerability enables DoS and information disclosure

mediumCVE-2026-13379
A remote, authenticated attacker can exploit a vulnerability in OpenVPN to perform a denial of service attack or disclose confidential information.

CSIRTS triage

vendor: OpenVPNproduct: OpenVPNDenial of serviceInformation disclosure
What
A vulnerability in OpenVPN allows authenticated attackers to conduct denial of service or disclose confidential information.
Who is affected
OpenVPN deployments with authenticated access are affected.
Urgency
Medium severity; requires authentication but DoS and information disclosure pose operational and confidentiality risks.
Action
Apply OpenVPN security patches for CVE-2026-13379 and review authentication controls.

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
2026-08-13
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-2026-2605

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-2026-13379coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for OpenVPN

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