# CVE-2026-122236: OpenHands Landing missing authentication

Status: published. Published: 2026-11-05. Updated: 2026-11-05.

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.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulDB) — https://github.com/OpenHands/OpenHands/pull/17007
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulDB) — https://github.com/OpenHands/OpenHands/commit/c5efa3ae415def0a903c82d2b17b748e663b1995
- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulDB) — https://github.com/OpenHands/OpenHands/releases/tag/v1.25.0

## Affected products and versions

- n/a / OpenHands: 1.0 (affected); 1.1 (affected); 1.2 (affected); 1.3 (affected); 1.4 (affected); 1.5 (affected); 1.6 (affected); 1.7 (affected); 1.8 (affected); 1.9 (affected); 1.10 (affected); 1.11 (affected); 1.12 (affected); 1.13 (affected); 1.14 (affected); 1.15 (affected); 1.16 (affected); 1.17 (affected); 1.18 (affected); 1.19 (affected); 1.20 (affected); 1.21 (affected); 1.22 (affected); 1.23 (affected); 1.24.0 (affected); 1.25.0 (unaffected). Source: CNA: VulDB

## Severity and prioritization

- CVSS 4.0: 5.3 (medium); CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P; source: CNA: VulDB

- CVSS 3.1: 6.3 (medium); CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C; source: CNA: VulDB

- CVSS 3.0: 6.3 (medium); CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C; source: CNA: VulDB

- CVSS 2.0: 5.8 (medium); AV:A/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C; source: CNA: VulDB

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-306, CWE-287

## Exploit evidence

- exploit: https://github.com/OpenHands/OpenHands/issues/17878 (CNA: VulDB)

## References

- https://vuldb.com/vuln/431199 (CNA: VulDB; vdb-entry)

- https://vuldb.com/vuln/431199/cti (CNA: VulDB; signature, permissions-required)

- https://vuldb.com/cve/CVE-2026-122236 (CNA: VulDB; third-party-advisory)

- https://vuldb.com/submit/1031850 (CNA: VulDB; third-party-advisory)

- https://github.com/OpenHands/OpenHands/issues/17878 (CNA: VulDB; exploit, issue-tracking)

- https://github.com/OpenHands/OpenHands/pull/17007 (CNA: VulDB; issue-tracking, patch)

- https://github.com/OpenHands/OpenHands/commit/c5efa3ae415def0a903c82d2b17b748e663b1995 (CNA: VulDB; patch)

- https://github.com/OpenHands/OpenHands/releases/tag/v1.25.0 (CNA: VulDB; patch)

- https://github.com/OpenHands/OpenHands/ (CNA: VulDB; product)

## Provenance

- CNA: VulDB: https://www.cve.org/CVERecord?id=CVE-2026-122236; retrieved 2026-11-05; source updated 2026-11-05

Revision: 5511182366a0515f533b5f28b9149d4a30ec344f3e97750ee0eb5cd1be8e04ef

Canonical: https://y2.dev/cve/CVE-2026-122236

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