# CVE-2019-25556: TwistedBrush Pro Studio 24.06 Resize Image Denial of Service

> Local attackers can crash TwistedBrush Pro Studio by pasting malicious strings into image resize fields, causing a buffer overflow.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 21 Mar 2026
- **Updated:** 23 Mar 2026
- **Also known as:** GHSA-5wm6-38mh-q6xq

## What is CVE-2019-25556?

CVE-2019-25556 is a medium-severity memory corruption vulnerability in Pixarra TwistedBrush Pro Studio, published on 21 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

TwistedBrush Pro Studio 24.06 contains a denial of service vulnerability in the Resize Image function that allows local attackers to crash the application by supplying an excessively long buffer. Attackers can paste a malicious string into the New Width or New Height field to trigger a buffer overflow that causes the application to crash.

Weakness: CWE-787 (Out-of-bounds Write)

## Which versions are affected by CVE-2019-25556?

It affects 1 product.


Products: Pixarra Twistedbrush Pro Studio.

## How do I fix CVE-2019-25556?

No fix has been published for CVE-2019-25556 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-25556 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25556 exists.

## Other vulnerabilities in Pixarra TwistedBrush Pro Studio

- [CVE-2019-25555](https://insights.sbomify.com/CVE-2019-25555/): TwistedBrush Pro Studio 24.06 Script Recorder Denial of Service (medium 6.9)
- [CVE-2019-25557](https://insights.sbomify.com/CVE-2019-25557/): TwistedBrush Pro Studio 24.06 Denial of Service via srp File (medium 6.9)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-25556 and fix it if it is affected.

What it is: CVE-2019-25556 is a medium-severity memory corruption vulnerability in Pixarra TwistedBrush Pro Studio, published on 21 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25556 exists.

Affected product: Pixarra TwistedBrush Pro Studio. 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-2019-25556/ (Markdown: https://insights.sbomify.com/CVE-2019-25556/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-25556
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-25556
- OSV: https://osv.dev/vulnerability/CVE-2019-25556

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-25556/
Summaries are generated and may contain mistakes; the official description above is the record.