Papermark vulnerabilities
Published CVEs affecting Papermark products: 2 record(s), with severity, exploitation and fixes.
CVE-2026-111350
Medium · 5.0
CWE-862 Oct 15, 2026
Papermark through 0.22.0 Missing Authorization in Data Room Viewer Group API
Papermark through 0.22.0 contains a missing authorization vulnerability in the data room viewer group API that allows authenticated users to delete other teams' viewer groups and share links. Attackers who know a victim team's data room and group identifiers can send DELETE requests, read group links, or rewrite group document permissions across teams.
CVE-2026-57957
Medium · 4.7
CWE-942 Jun 29, 2026
Papermark 0.22.0 - CORS Misconfiguration in Viewer Upload Endpoint
Papermark through 0.22.0 contains a cross-origin resource sharing (CORS) misconfiguration vulnerability that allows unauthenticated remote attackers to perform credentialed cross-origin requests by exploiting the TUS-based viewer upload endpoint reflecting arbitrary request Origins with Access-Control-Allow-Credentials set to true. Attackers can lure authenticated victims to malicious pages that silently issue credentialed cross-origin requests to upload arbitrary files into victim datarooms and read credentialed responses.