CVE-2023-42503
A remote, anonymous attacker can exploit a vulnerability in Apache Commons to conduct a denial of service attack.
CSIRTS triage
- What
- A vulnerability in Apache Commons enables remote denial-of-service attacks.
- Who is affected
- Networked systems running vulnerable Apache Commons versions.
- Urgency
- Medium; remote exploitation possible but limited to availability impact.
- Action
- Update Apache Commons to patched version addressing CVE-2023-42503.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.49% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 40% of all EPSS-scored CVEs.
Advisory coverage (1)
- medium[UPDATE] [medium] Apache Commons: Vulnerability Enables Denial of Servicecert-bund · 2026-08-12
External references
Embed the live status
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[](https://www.csirts.com/cve/CVE-2023-42503)