[UPDATE] [high] NGINX and NGINX Plus: Multiple vulnerabilities

CSIRTS triage

What

Multiple vulnerabilities allow an attacker to manipulate data and execute arbitrary code.

Who is affected

Deployments of NGINX and NGINX Plus.

Urgency

Remediation is high urgency due to the potential for exploitation.

Action

Update to the latest version of NGINX and NGINX Plus.

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

Details

Source

CERT-Bund (BSI) Security Advisories (DE · national-cert · site)

Severity

high

Published

2026-07-10

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-2026-1995

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-2026-113110.57% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 43% of all scored CVEs.
• Low exploitation riskCVE-2026-326820.29% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 21% of all scored CVEs.
• Moderate exploitation riskCVE-2026-420553.5% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 88% of all scored CVEs.
• Moderate exploitation riskCVE-2026-425303.2% 30-day exploitation probability. Patch within normal cadence, watch for KEV listing. Riskier than 87% of all scored CVEs.
• Low exploitation riskCVE-2026-481420.40% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all scored CVEs.
• Low exploitation riskCVE-2026-501070.49% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 39% of all scored CVEs.

Referenced CVEs

Same CVEs, other sources

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

• unknownMultiple vulnerabilities in Microsoft Azure Linux (July 10, 2026)cert-fr-avis
• highDSA-6374-1 nginx - security updatedebian
• highCVE-2026-42055: NGINX ngx_http_proxy_v2_module and ngx_http_grpc_module vulnerabilitymsrc
• mediumCVE-2026-48142: NGINX ngx_http_charset_module vulnerabilitymsrc

Recent advisories for NGINX and NGINX Plus

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.

• high[UPDATE] [high] NGINX and NGINX Plus: Multiple vulnerabilitiescert-bund · 2026-07-10
• medium[UPDATE] [medium] NGINX OSS and NGINX Plus: Vulnerability allows file manipulationcert-bund · 2026-07-10
• medium[UPDATE] [medium] NGINX and NGINX Plus: Multiple vulnerabilities allow denial of servicecert-bund · 2026-07-10
• high[UPDATE] [high] NGINX Open Source and NGINX Plus: Vulnerability allows denial of service and potentially code …cert-bund · 2026-07-10
• high[UPDATE] [high] NGINX Open Source and NGINX Plus: Multiple vulnerabilitiescert-bund · 2026-07-10

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