High severity · published Oct 26, 2026
CVE-2026-116819
OpenPanel before 3.0.0 Credential Disclosure via notification.rules Query
New
8.5
CVSS
0.3%
EPSS
No
On KEV
Description
OpenPanel before 3.0.0 contains an information disclosure vulnerability that allows read-level project members to obtain plaintext integration secrets because the notification.rules query skips redactIntegration. Attackers can call the notification.rules tRPC query to retrieve Slack bot tokens, webhook URLs, and authorization headers for use against external systems.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
openpanel · Openpanel-dev
before 3.0.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-116819
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-116819
github.com
https://github.com/Openpanel-dev/openpanel/commit/071c736c4539c005ac32647f2cfc6dec89cfb596
github.com
https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-wfrw-rm3f-52x8
www.vulncheck.com
https://www.vulncheck.com/advisories/openpanel-before-3.0.0-credential-disclosure-via-notification-rules-query
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