CVE-2026-84697
A remote, anonymous attacker can exploit a vulnerability in MailPit to disclose information.
CSIRTS triage
- What
- A vulnerability in MailPit allows remote unauthenticated attackers to disclose information.
- Who is affected
- Publicly accessible MailPit instances without authentication are vulnerable.
- Urgency
- Medium severity; unauthenticated information disclosure is readily exploitable and should be patched promptly.
- Action
- Apply MailPit security patches and update to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 16% of all EPSS-scored CVEs.
Advisory coverage (2)
- medium[NEW] [medium] MailPit: Vulnerability enables disclosure of informationcert-bund · 2026-09-02
- mediumCVE-2026-84697: Mailpit's IsInternalIP deny list function fails to block the Azure WireServer address 168.63.1…nvd · 2026-09-02
External references
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[](https://www.csirts.com/cve/CVE-2026-84697)