CVE-2026-42580
A remote, anonymous attacker can exploit multiple vulnerabilities in Netty to bypass security measures, manipulate data, disclose confidential information, or cause a denial-of-service condition.
CSIRTS triage
- What
- Multiple vulnerabilities can be exploited by a remote, anonymous attacker to bypass security measures, manipulate data, disclose information, or cause denial of service.
- Who is affected
- Deployments of Netty.
- Urgency
- Medium urgency due to the variety of potential impacts including data manipulation and denial of service.
- Action
- Apply the latest patches for Netty to address these vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-42580
Get an email if CVE-2026-42580 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Low exploitation risk0.36% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 29% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[UPDATE] [medium] Netty: Multiple vulnerabilitiescert-bund · 2026-07-10
- unknownMultiple vulnerabilities in IBM products (June 26, 2026)cert-fr-avis · 2026-06-26
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-42580)