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Description

A vulnerability was determined in TwiN gatus 5.36.0. Impacted is the function setSessionCookie of the file security/oidc.go of the component OIDC Session Cookie Handler. Executing a manipulation can lead to sensitive cookie without secure attribute. The attack can be launched remotely. This attack is characterized by high complexity. The exploitability is considered difficult. The reported GitHub issue was closed with the label "not planned".

PUBLISHED Reserved 2026-06-11 | Published 2026-06-11 | Updated 2026-06-11 | Assigner VulDB




MEDIUM: 6.3CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X
LOW: 3.7CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R
LOW: 3.7CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R
2.6AV:N/AC:H/Au:N/C:P/I:N/A:N/E:ND/RL:ND/RC:UR

Problem types

Sensitive Cookie Without Secure Attribute

Cookie Without 'HttpOnly' Flag

Product status

5.36.0
affected

Timeline

2026-06-11:Advisory disclosed
2026-06-11:VulDB entry created
2026-06-11:VulDB entry last update

Credits

geochen (VulDB User) reporter

VulDB CNA Team coordinator

References

vuldb.com/vuln/370343 (VDB-370343 | TwiN gatus OIDC Session Cookie oidc.go setSessionCookie missing secure attribute) vdb-entry technical-description

vuldb.com/vuln/370343/cti (VDB-370343 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/cve/CVE-2026-11956 (CVE-2026-11956 | CVE Analysis and Report) third-party-advisory

vuldb.com/submit/836328 (Submit #836328 | TwiN gatus 5.36.0 Sensitive Cookie Without Secure Attribute) third-party-advisory

github.com/TwiN/gatus/issues/1689 issue-tracking

github.com/TwiN/gatus/ product

cve.org (CVE-2026-11956)

nvd.nist.gov (CVE-2026-11956)

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