CVE-2026-72688 - OpenSignLabs opensignserver - Missing Authentication for Critical Function

CVE-2026-72688 - OpenSignLabs opensignserver - Missing Authentication for Critical Function

https://cvefeed.io/rssfeed/latest.atom / Mon, 08/10/2026 - 19:25
CVE ID :CVE-2026-72688
Published : Aug. 10, 2026, 1:20 p.m. | 2 hours, 7 minutes ago
Description :A missing authentication vulnerability in OpenSignLabs opensignserver through 2.37.0 allows an unauthenticated remote attacker to read arbitrary stored documents via the fileupload Parse cloud function. The function mints MASTER_KEY-signed file access tokens for any caller-supplied URL without performing any session check, defeating the only access control protecting stored contract files.
Severity: 7.5 | HIGH
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