CVE-2026-48142: NGINX ngx_http_charset_module vulnerability
CSIRTS triage
- What
- A vulnerability exists in the ngx_http_charset_module of NGINX.
- Who is affected
- Deployments of NGINX using the charset module.
- Urgency
- Remediation is medium urgency as the severity is moderate and no exploitation has been reported.
- Action
- Update to the latest version of NGINX to address this issue.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-48142
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-2026-481420.40% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-48142 | coverage & exploitation status | NVD · CVE.org |
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