CVE-2023-0957 — An issue was discovered in Gitpod versions prior to release-2022
An issue was discovered in Gitpod versions prior to release-2022.11.2.16. There is a Cross-Site WebSocket Hijacking (CSWSH) vulnerability that allows attackers to make WebSocket connections to the Gitpod JSONRPC server using a victim’s credentials, because the Origin header is no
Published
2023-03-03T07:00:41.041Z
Last modified
2025-03-05T19:56:51.958Z
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L
01What is this vulnerability?
An issue was discovered in Gitpod versions prior to release-2022.11.2.16. There is a Cross-Site WebSocket Hijacking (CSWSH) vulnerability that allows attackers to make WebSocket connections to the Gitpod JSONRPC server using a victim’s credentials, because the Origin header is not restricted. This can lead to the extraction of data from workspaces, to a full takeover of the workspace.
02Affected products
| Vendor | Product | Versions |
|---|
| Gitpod | Gitpod | 0 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2023-03-03T07:00:41.041Z
- Last modified: 2025-03-05T19:56:51.958Z
09References
- app.safebase.io — https://app.safebase.io/portal/71ccd717-aa2d-4a1e-942e-c768d37e9e0c/preview?prod…
- github.com — https://github.com/gitpod-io/gitpod/releases/tag/release-2022.11.2
- github.com — https://github.com/gitpod-io/gitpod/pull/16378
- github.com — https://github.com/gitpod-io/gitpod/pull/16405
- github.com — https://github.com/gitpod-io/gitpod/commit/12956988eec0031f42ffdfa3bdc3359f65628…
- github.com — https://github.com/gitpod-io/gitpod/commit/673ab6856fa04c13b7b1f2a968e4d090f1d94…
- snyk.io — https://snyk.io/blog/gitpod-remote-code-execution-vulnerability-websockets/
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