Missing authentication in OpenHands Landing Page
Key facts
- Attack vector
- Adjacent 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
OpenHands versions up to 1.24.0 are affected. The Landing Page component does not enforce authentication, which is classified as CWE-306. An attacker on the local network can exploit this without privileges or user interaction, with low impact on confidentiality, integrity and availability. A public exploit has been disclosed and is linked in the references.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Description from the CNA
A vulnerability has been found in OpenHands up to 1.24.0. This impacts an unknown function of the component Landing Page. Such manipulation leads to missing authentication. The attack must be carried out from within the local network. The exploit has been disclosed to the public and may be used. Upgrading to version 1.25.0 will fix this issue. The name of the patch is c5efa3ae415def0a903c82d2b17b748e663b1995. Upgrading the affected component is recommended.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- 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 |
|---|---|---|---|---|---|
| — | OpenHands | 1.0; 1.1; 1.2; 1.3; 1.4; 1.5; 1.6; 1.7; 1.8; 1.9; 1.10; 1.11; 1.12; 1.13; 1.14; 1.15; 1.16; 1.17; 1.18; 1.19; 1.20; 1.21; 1.22; 1.23; 1.24.0 | 1.25.0 | Patch available | CNA |
- OpenHands Vendor— Affected 1.0; 1.1; 1.2; 1.3; 1.4; 1.5; 1.6; 1.7; 1.8; 1.9; 1.10; 1.11; 1.12; 1.13; 1.14; 1.15; 1.16; 1.17; 1.18; 1.19; 1.20; 1.21; 1.22; 1.23; 1.24.0 Fixed in 1.25.0 Patch available CNA
Remediation
Upgrade OpenHands to version 1.25.0, which fixes this issue. The fix is patch c5efa3ae415def0a903c82d2b17b748e663b1995.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
- Fix · CNA OpenHands Fixed in 1.25.0
Timeline
- 2026-11-05 Threatist record created from CVE-2026-122236
- 2026-11-05 Alias added: GHSA-9555-qp8c-pgv3
- 2026-11-05 CISA SSVC decision points changed
- 2026-11-05 Priority changed: LOW → MEDIUM
References
Patch 3
Sources
- CVE-2026-122236 · CVE Program
- CVE-2026-122236 · NVD
- FIRST EPSS
- GHSA-9555-qp8c-pgv3 · 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