# CVE-2026-123624: ChatWiki before 2.10.0 Cross-Tenant Fast Command Modification via saveFastCommand


- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Fix available:** No
- **Published:** 6 Nov 2026
- **Updated:** 6 Nov 2026
- **Also known as:** GHSA-x63m-gw63-246j

## What is CVE-2026-123624?

CVE-2026-123624 is a medium-severity vulnerability in zhimaAi chatwiki, published on 6 Nov 2026. 

### Official description

ChatWiki before 2.10.0 contains an insecure direct object reference vulnerability that allows authenticated users to modify other tenants' fast commands by supplying arbitrary sequential ids to POST /manage/saveFastCommand. Attackers can overwrite another tenant's command title, type, content and robot binding, redirecting webpage-jump commands to attacker URLs and reassigning the record to their own tenant.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2026-123624?


## How do I fix CVE-2026-123624?

No fix has been published for CVE-2026-123624 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-123624 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-123624 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-123624 and fix it if it is affected.

What it is: CVE-2026-123624 is a medium-severity vulnerability in zhimaAi chatwiki, published on 6 Nov 2026. 
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-123624 exists.

Affected product: zhimaAi chatwiki. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-123624/ (Markdown: https://insights.sbomify.com/CVE-2026-123624/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-123624
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-123624
- OSV: https://osv.dev/vulnerability/CVE-2026-123624

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-123624/
Summaries are generated and may contain mistakes; the official description above is the record.