Missing authentication in Presenton API allows remote access
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-287.
Summary
Presenton up to and including 0.9.11-beta has missing authentication (CWE-306) in an unspecified function of its API. A remote attacker without credentials can reach the flaw and affect confidentiality, integrity and availability at a low level. A public exploit is linked in the references.
Written with Claude Haiku 5.5 from the sources below · 2026-11-02
Description from the CNA
A weakness has been identified in Presenton up to 0.9.11-beta. Affected by this issue is some unknown functionality of the component API. This manipulation causes missing authentication. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.9.12-beta can resolve this issue. Patch name: 44c8a61122b21f17642d717b0c4d6f2c54c0f180. You should upgrade the affected component.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| — | Presenton | 0.9.11-beta | 0.9.12-beta | Patch available | CNA |
- Presenton Vendor— Affected 0.9.11-beta Fixed in 0.9.12-beta Patch available CNA
Remediation
Upgrade Presenton to 0.9.12-beta, which fixes this issue. The fix is the patch 44c8a61122b21f17642d717b0c4d6f2c54c0f180.
Written with Claude Haiku 5.5 from the sources below · 2026-11-02
- Fix · CNA Presenton Fixed in 0.9.12-beta
Timeline
- 2026-11-01 Threatist record created from CVE-2026-120191
- 2026-11-01 Alias added: GHSA-jxrg-fcrf-gm4j
- 2026-11-02 Priority changed: MEDIUM → LOW
- 2026-11-02 CISA SSVC decision points changed
- 2026-11-02 Priority changed: LOW → HIGH
References
Patch 3
Sources
- CVE-2026-120191 · CVE Program
- CVE-2026-120191 · NVD
- FIRST EPSS
- GHSA-jxrg-fcrf-gm4j · 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