{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-10303/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-16T18:24:43.712Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-10303","@id":"https://www.cve.org/CVERecord?id=CVE-2026-10303","description":"In ServerCo getssl version 2.49 and prior, the ACME challenge token returned to the client was not strictly validated against RFC 8555 before being used in challenge-file handling, allowing a maliciously crafted token to influence local path/filename usage during validation. An attacker who can supply ACME challenge responses to getssl (for example, a malicious or compromised CA endpoint, or an on-path adversary able to tamper with that response path) could exploit this to achieve unauthorized f"},"products":[{"@id":"cpe:2.3:a:serverco:getssl:*:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:serverco:getssl:*:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"No fixed version is published yet; monitor the upstream advisory.","timestamp":"2026-06-16T18:24:43.712Z"}]}