# CVE-2026-2141: WuKongOpenSource WukongCRM URL PermissionServiceImpl.java improper authorization

> Remote attackers can bypass authorization checks in WukongCRM due to improper permission handling in the URL handler.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 8 Feb 2026
- **Updated:** 23 Feb 2026
- **Also known as:** GHSA-fx8q-7873-hxrq

## What is CVE-2026-2141?

CVE-2026-2141 is a medium-severity missing authorization vulnerability in WuKongOpenSource WukongCRM, published on 8 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A security flaw has been discovered in WuKongOpenSource WukongCRM up to 11.3.3. This affects an unknown part of the file gateway/src/main/java/com/kakarote/gateway/service/impl/PermissionServiceImpl.java of the component URL Handler. Performing a manipulation results in improper authorization. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-863 (Incorrect Authorization), CWE-285 (Improper Authorization), CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2026-2141?

It affects 1 product.


Products: 5kcrm Wukong Crm.

## How do I fix CVE-2026-2141?

No fix published yet.

## Is CVE-2026-2141 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2141 exists.

## Other vulnerabilities in WuKongOpenSource WukongCRM

- [CVE-2024-23052](https://insights.sbomify.com/CVE-2024-23052/): Deserialization in n/a (critical 9.8)
- [CVE-2025-60828](https://insights.sbomify.com/CVE-2025-60828/): Deserialization in n/a (medium 6.5)
- [CVE-2025-8852](https://insights.sbomify.com/CVE-2025-8852/): WuKongOpenSource WukongCRM API Response upload information exposure (medium 5.3)
- [CVE-2025-5521](https://insights.sbomify.com/CVE-2025-5521/): WuKongOpenSource WukongCRM updataPassword cross-site request forgery (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-2141 and fix it if it is affected.

What it is: CVE-2026-2141 is a medium-severity missing authorization vulnerability in WuKongOpenSource WukongCRM, published on 8 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-2141 exists.

Affected product: WuKongOpenSource WukongCRM. 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-2026-2141/ (Markdown: https://insights.sbomify.com/CVE-2026-2141/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-2141
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2141
- OSV: https://osv.dev/vulnerability/CVE-2026-2141

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-2141/
Summaries are generated and may contain mistakes; the official description above is the record.