# CVE-2026-14749: mjperpinosa stumasy calculate.php eval code injection

> Remote attackers can execute arbitrary code via the mathematical_sentence argument in calculate.php due to unsafe eval usage.

- **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:** 5 Jul 2026
- **Updated:** 6 Jul 2026
- **Also known as:** GHSA-gq7f-p38f-cwj8

## What is CVE-2026-14749?

CVE-2026-14749 is a medium-severity code injection vulnerability in mjperpinosa stumasy, published on 5 Jul 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 mjperpinosa stumasy up to 327d1b0f2915ba79d7ef8ebb74553e987609d9be. Impacted is the function eval of the file application/pages/imba_calculator/calculate.php. The manipulation of the argument mathematical_sentence leads to code injection. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. This product adopts a rolling release strategy to maintain continuous delivery. Therefore, version details for affected or updated releases cannot be specified. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component)

## Which versions are affected by CVE-2026-14749?


## How do I fix CVE-2026-14749?

No fix has been published for CVE-2026-14749 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-14749 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-14749 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-14749 and fix it if it is affected.

What it is: CVE-2026-14749 is a medium-severity code injection vulnerability in mjperpinosa stumasy, published on 5 Jul 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-2026-14749 exists.

Affected product: mjperpinosa stumasy. 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-2026-14749/ (Markdown: https://insights.sbomify.com/CVE-2026-14749/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-14749
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-14749
- OSV: https://osv.dev/vulnerability/CVE-2026-14749

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-14749/
Summaries are generated and may contain mistakes; the official description above is the record.