# CVE-2026-31019: Dolibarr user with permission to edit PHP content can bypass filtering to restrict dangerous PHP functions

> Authenticated users can bypass blacklist filtering in the Website module to execute arbitrary OS commands, leading to full remote code execution.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 21 Apr 2026
- **Updated:** 5 Jul 2026
- **Also known as:** GHSA-j2g9-rprv-hrhc, UBUNTU-CVE-2026-31019

## What is CVE-2026-31019?

CVE-2026-31019 is a high-severity command injection vulnerability in Dolibarr Dolibarr Erp\/Crm, published on 21 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

In the Website module of Dolibarr ERP & CRM 22.0.4 and below, the application uses blacklist-based filtering to restrict dangerous PHP functions related to system command execution. An authenticated user with permission to edit PHP content can bypass this filtering, resulting in full remote code execution with the ability to execute arbitrary operating system commands on the server.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2026-31019?

2 open source packages ship an affected version, including dolibarr/dolibarr. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `dolibarr/dolibarr` | Packagist | All versions to 22.0.4 | None |
| `dolibarr/dolibarr` | Packagist | All versions to 22.0.4 | None |

Products: Dolibarr Dolibarr Erp\/Crm.

## How do I fix CVE-2026-31019?

No fix has been published for CVE-2026-31019 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-31019 being exploited?

There is no known exploitation of CVE-2026-31019 in the wild and no public exploit code.

## Other vulnerabilities in Dolibarr Dolibarr Erp\/Crm

- [CVE-2022-43138](https://insights.sbomify.com/CVE-2022-43138/): Dolibarr vulnerable to privilege escalation (critical 9.8)
- [CVE-2022-40871](https://insights.sbomify.com/CVE-2022-40871/): Dolibarr vulnerable to Eval Injection (critical 9.8)
- [CVE-2021-33816](https://insights.sbomify.com/CVE-2021-33816/): Dolibarr remote PHP code execution (critical 9.8)
- [CVE-2020-7995](https://insights.sbomify.com/CVE-2020-7995/): Dolibarr Improper Restriction of Excessive Authentication Attempts (critical 9.8)
- [CVE-2013-2091](https://insights.sbomify.com/CVE-2013-2091/): SQL injection in dolibarr (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-31019 and fix it if it is affected.

What it is: CVE-2026-31019 is a high-severity command injection vulnerability in Dolibarr Dolibarr Erp\/Crm, published on 21 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-2026-31019 in the wild and no public exploit code.

Affected packages and fixed versions:
- dolibarr/dolibarr (Packagist): affected all versions up to 22.0.4; no fix listed
- dolibarr/dolibarr (Packagist): affected all versions up to 22.0.4; 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-2026-31019/ (Markdown: https://insights.sbomify.com/CVE-2026-31019/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-31019
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-31019
- OSV: https://osv.dev/vulnerability/CVE-2026-31019

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-31019/
Summaries are generated and may contain mistakes; the official description above is the record.