High severity · published Sep 10, 2026
CVE-2026-88893
OpenPanel through 2.3.0 Unauthenticated Share Lookup Information Disclosure
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
openpanel · Openpanel-dev
through 2.3.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-88893
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-88893
vendor-advisory
https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-7gv7-c464-9wh8
patch
https://github.com/Openpanel-dev/openpanel/commit/5faad3226df8fe03bc9434dfd255afb3fcea4c83
third-party-advisory
https://www.vulncheck.com/advisories/openpanel-unauthenticated-share-lookup-information-disclosure
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