[UPDATE] [low] OpenSSL: Vulnerability allows bypassing security measures
A remote, authenticated attacker can exploit a vulnerability in OpenSSL to bypass security measures.
CSIRTS triage
- What
- A vulnerability allows a remote, authenticated attacker to bypass security measures.
- Who is affected
- Authenticated users of OpenSSL are affected.
- Urgency
- Remediation is low urgency as exploitation is not currently active and the severity is low.
- Action
- No specific action is required at this time.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch OpenSSL
Get an email when a new OpenSSL advisory drops — max one per day, one-click unsubscribe.
Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0729
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.
- Low exploitation riskCVE-2026-26730.43% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 36% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-2673 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for OpenSSL
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.
- unknownOpenSSL security advisory (AV26-846)cccs · 2026-08-25
- unknownUSN-8678-1: OpenSSL vulnerabilitiesubuntu · 2026-08-25
- highCVE-2026-63076: Issue summary: OpenSSL CMP password based protection verification only checks whether the prot…nvd · 2026-08-25
- highCVE-2026-63075: Issue summary: When OpenSSL processes QUIC traffic from a peer that repeatedly sends ack-elici…nvd · 2026-08-25
- mediumCVE-2026-63074: Issue summary: The OpenSSL Certificate Management Protocol (CMP) caches additional certificate…nvd · 2026-08-25
- unknownCVE-2026-63073: Issue summary: OpenSSL CMP response validation passed an unexpected response sender distinguis…nvd · 2026-08-25
More from CERT-Bund (BSI) Security Advisories
- high[NEW] [high] Linux Kernel: Multiple vulnerabilities2026-08-25
- medium[NEW] [medium] libTIFF: Multiple Vulnerabilities2026-08-25
- high[NEW] [high] Contao: Multiple Vulnerabilities2026-08-25
- medium[NEW] [medium] Django: Multiple Vulnerabilities2026-08-25
- high[NEW] [high] Red Hat Enterprise Linux (Apicurio Registry): Multiple Vulnerabilities2026-08-25