Vulnerability · Published Oct 16, 2026 · Assigned by VulnCheck

CVE-2026-111616Oqtane Framework through 10.2.6 Cross-Site Settings Disclosure via Setting API

Medium 4.9

In plain English

A medium-severity authorization bypass via user-controlled key in Oqtane Framework from Oqtane. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).

Severity (CVSS 3.1)4.9Medium

Exploit odds (30 days)0.3%top 71.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Oqtane Framework through 10.2.6 contains an authorization bypass vulnerability in SettingController that allows a site administrator to read another co-tenant site's private settings. Attackers with the Administrators role on one site can request another site's entityId through their own alias to retrieve stored SMTPPassword and SMTPClientSecret values.

Affected products (as reported)

Vendor	Product	Versions
Oqtane	Oqtane Framework	0 – through 10.2.6

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

References

https://hackmd.io/@hieuPenguinnn/oqtane-setting-site-cross-site-private-settings-idor third-party-advisory
https://github.com/oqtane/oqtane.framework/blob/v10.2.6/Oqtane.Server/Controllers/SettingController.cs#L411-L516 technical-description
VulnCheck Advisory: Oqtane Framework through 10.2.6 Cross-Site Settings Disclosure via Setting API third-party-advisory