THREAT OPS › Threat News › [NVD] CVE-2026-18369 (MEDIUM 5.8) — A flaw was found in Dogtag PKI's ACME responder where the HTTP-01 challenge validator accepts IP address literals as dns identifiers and follows HTTP redirects without validating that the target is a public address. An unauthenticated ACME account holder can exploit this to perfo
[NVD] CVE-2026-18369 (MEDIUM 5.8) — A flaw was found in Dogtag PKI's ACME responder where the HTTP-01 challenge validator accepts IP address literals as dns identifiers and follows HTTP redirects without validating that the target is a public address. An unauthenticated ACME account holder can exploit this to perfo
CVE-2026-18369 CVSS: 5.8 MEDIUM Published: 2026-07-30T11:16:26.973
A flaw was found in Dogtag PKI's ACME responder where the HTTP-01 challenge validator accepts IP address literals as dns identifiers and follows HTTP redirects without validating that the target is a public address. An unauthenticated ACME account holder can exploit this to perform server-side request forgery (SSRF), making the Do
Indicators of compromise
- CVE-2026-18369cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-18369