# CVE-2026-6982: star7th ShowDoc API Page Sort Endpoint PageController.class.PHP sql injection

> Remote attackers can exploit SQL injection in the ShowDoc API page sort endpoint to read or modify database contents.

- **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:X`)
- **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:** 25 Apr 2026
- **Updated:** 27 Apr 2026
- **Also known as:** GHSA-fm5r-cj7v-rj2c

## What is CVE-2026-6982?

CVE-2026-6982 is a medium-severity SQL injection vulnerability in star7th ShowDoc, published on 25 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was determined in star7th ShowDoc up to 2.10.10/3.6.2/3.8.0. Affected by this vulnerability is an unknown functionality of the file server/Application/Api/Controller/PageController.class.PHP of the component API Page Sort Endpoint. Executing a manipulation of the argument pages can lead to sql injection. The attack may be launched remotely. Upgrading to version 3.8.1 addresses this issue. It is suggested to upgrade the affected component. According to the researcher, "[t]he vendor explicitly stated they will not backport patches to the older affected versions."

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-2026-6982?

2 open source packages ship an affected version, including showdoc/showdoc.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `showdoc/showdoc` | Packagist | All versions | 3.8.1 |
| `showdoc/showdoc` | Packagist | All versions | 3.8.1 |

## How do I fix CVE-2026-6982?

Upgrade showdoc/showdoc to 3.8.1 or later.

## Is CVE-2026-6982 being exploited?

There is no known exploitation of CVE-2026-6982 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-6982 and fix it if it is affected.

What it is: CVE-2026-6982 is a medium-severity SQL injection vulnerability in star7th ShowDoc, published on 25 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-6982 in the wild and no public exploit code.

Affected packages and fixed versions:
- showdoc/showdoc (Packagist): affected all versions; fixed in 3.8.1
- showdoc/showdoc (Packagist): affected all versions; fixed in 3.8.1

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-2026-6982/ (Markdown: https://insights.sbomify.com/CVE-2026-6982/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-6982
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-6982
- OSV: https://osv.dev/vulnerability/CVE-2026-6982

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-6982/
Summaries are generated and may contain mistakes; the official description above is the record.