Insecure permissions in contour v1.28.3 allows attackers to access sensitive data and…
Priority HIGH 82CWE-277Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Insecure permissions in contour v1.28.3 allows attackers to access sensitive data and escalate privileges by obtaining the service account's token.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01263 69th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:projectcontour:contour:1.28.3:*:*:*:*:kubernetes:*:* | 1.28.3 | Vulnerable | projectcontour |
- cpe:2.3:a:projectcontour:contour:1.28.3:*:*:*:*:kubernetes:*:* Versions 1.28.3 Vulnerable ·projectcontour
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-36539
- 2026-10-03 Alias added: GHSA-6xhf-2fjj-wq6j
References
More projectcontour Contour vulnerabilities
- TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
- TI-2021-12450 Authorization bypass in Contour CVSS 3.1HIGH 8.5
- TI-2026-29855 Contour: Lua code injection via Cookie Path Rewrite Policy CVSS 3.1HIGH 8.1
- TI-2020-11900 Denial of service in Contour CVSS 3.1HIGH 7.5
Sources
- CVE-2024-36539 · CVE Program
- CVE-2024-36539 · NVD
- FIRST EPSS
- GHSA-6xhf-2fjj-wq6j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences