# CVE-2026-5736: PowerJob detailPlus Endpoint InstanceController.java sql injection

> Remote attackers can exploit SQL injection in the detailPlus endpoint to read or modify database contents.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 Apr 2026
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-4fp2-3xgg-jg4w

## What is CVE-2026-5736?

CVE-2026-5736 is a medium-severity SQL injection vulnerability in PowerJob, published on 7 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was identified in PowerJob 5.1.0/5.1.1/5.1.2. Impacted is an unknown function of the file powerjob-server/powerjob-server-starter/src/main/java/tech/powerjob/server/web/controller/InstanceController.java of the component detailPlus Endpoint. The manipulation of the argument customQuery leads to sql injection. Remote exploitation of the attack is possible. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-5736?

2 open source packages ship an affected version, including tech.powerjob:powerjob-server-starter.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `tech.powerjob:powerjob-server-starter` | Maven | From 5.1.0 to 5.1.2 | None |
| `tech.powerjob:powerjob-server-starter` | Maven | From 5.1.0 to 5.1.2 | None |

## How do I fix CVE-2026-5736?

No fix has been published for CVE-2026-5736 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-5736 being exploited?

There is no known exploitation of CVE-2026-5736 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-5736 and fix it if it is affected.

What it is: CVE-2026-5736 is a medium-severity SQL injection vulnerability in PowerJob, published on 7 Apr 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-5736 in the wild and no public exploit code.

Affected packages and fixed versions:
- tech.powerjob:powerjob-server-starter (Maven): affected from 5.1.0 up to 5.1.2; no fix listed
- tech.powerjob:powerjob-server-starter (Maven): affected from 5.1.0 up to 5.1.2; no fix listed

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-2026-5736/ (Markdown: https://insights.sbomify.com/CVE-2026-5736/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-5736
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-5736
- OSV: https://osv.dev/vulnerability/CVE-2026-5736

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-5736/
Summaries are generated and may contain mistakes; the official description above is the record.