TwiN gatus OIDC Session Cookie oidc.go setSessionCookie missing secure attribute
Summary
| CVE | CVE-2026-11956 |
|---|---|
| State | PUBLISHED |
| Assigner | VulDB |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-06-11 13:16:32 UTC |
| Updated | 2026-06-11 14:42:54 UTC |
| 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". |
Risk And Classification
Primary CVSS: v4.0 6.3 MEDIUM from [email protected]
CVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.002780000 probability, percentile 0.193910000 (date 2026-06-17)
Problem Types: CWE-614 | CWE-1004 | CWE-614 Sensitive Cookie Without Secure Attribute | CWE-1004 Cookie Without 'HttpOnly' Flag
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 6.3 | MEDIUM | CVSS: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/C... |
| 4.0 | CNA | DECLARED | 6.3 | MEDIUM | CVSS: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 |
| 3.1 | [email protected] | Secondary | 3.7 | LOW | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| 3.1 | CNA | DECLARED | 3.7 | LOW | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R |
| 3.0 | CNA | DECLARED | 3.7 | LOW | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R |
| 2.0 | [email protected] | Secondary | 2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N | |
| 2.0 | CNA | DECLARED | 2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N/E:ND/RL:ND/RC:UR |
CVSS v4.0 Breakdown
CVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS v3.0 Breakdown
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:X/RL:X/RC:R
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| vuldb.com/submit/836328 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | vuldb.com | |
| github.com/TwiN/gatus | [email protected] | github.com | |
| github.com/TwiN/gatus/issues/1689 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | github.com | |
| vuldb.com/vuln/370343 | [email protected] | vuldb.com | |
| vuldb.com/cve/CVE-2026-11956 | [email protected] | vuldb.com | |
| vuldb.com/vuln/370343/cti | [email protected] | vuldb.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: geochen (VulDB User) (en)
CNA: VulDB CNA Team (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2026-06-11T00:00:00.000Z | Advisory disclosed |
| CNA | 2026-06-11T02:00:00.000Z | VulDB entry created |
| CNA | 2026-06-11T09:01:08.000Z | VulDB entry last update |