CVE-2026-88893

OpenPanel through 2.3.0 share lookup procedures fail to validate access controls and return password hashes and protected report definitions to unauthenticated callers. Attackers with a share link can retrieve argon2id password hashes and full report configurations including event names, filters, and breakdown dimensions for offline password cracking and business intelligence theft.

CVSS 4.0

8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.5% chance of exploitation in the next 30 days; higher than 41% of CVEs (scores of 2026-10-25)

CWE

CWE-200

Published

2026-09-10

Modified

2026-10-02

Record from

the NVD, synced 2026-10-19

References

• https://github.com/Openpanel-dev/openpanel/commit/5faad3226df8fe03bc9434dfd255afb3fcea4c83
• https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-7gv7-c464-9wh8
• https://www.vulncheck.com/advisories/openpanel-unauthenticated-share-lookup-information-disclosure

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