# CVE-2026-3133: itsourcecode Document Management System Login loging.php sql injection

> SQL injection in the login page allows remote attackers to manipulate the username field to access 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:** 24 Feb 2026
- **Updated:** 27 Feb 2026
- **Also known as:** GHSA-whqr-g77p-vcjh

## What is CVE-2026-3133?

CVE-2026-3133 is a medium-severity SQL injection vulnerability in itsourcecode Document Management System, published on 24 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability has been found in itsourcecode Document Management System 1.0. This issue affects some unknown processing of the file /loging.php of the component Login. The manipulation of the argument Username leads to sql injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

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-2026-3133?

It affects 1 product.


Products: Admerc Document Management System.

## How do I fix CVE-2026-3133?

No fix has been published for CVE-2026-3133 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-3133 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-3133 exists.

## Other vulnerabilities in itsourcecode Document Management System

- [CVE-2026-3153](https://insights.sbomify.com/CVE-2026-3153/): itsourcecode Document Management System register.php sql injection (medium 6.9)
- [CVE-2026-3068](https://insights.sbomify.com/CVE-2026-3068/): itsourcecode Document Management System deluser.php sql injection (medium 6.9)
- [CVE-2026-3069](https://insights.sbomify.com/CVE-2026-3069/): itsourcecode Document Management System edtlbls.php sql injection (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-3133 and fix it if it is affected.

What it is: CVE-2026-3133 is a medium-severity SQL injection vulnerability in itsourcecode Document Management System, published on 24 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-3133 exists.

Affected product: itsourcecode Document Management System. 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-2026-3133/ (Markdown: https://insights.sbomify.com/CVE-2026-3133/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-3133
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-3133
- OSV: https://osv.dev/vulnerability/CVE-2026-3133

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-3133/
Summaries are generated and may contain mistakes; the official description above is the record.