# CVE-2019-25628: Download Accelerator Plus DAP 10.0.6.0 SEH Buffer Overflow

> Remote attackers can execute arbitrary code via crafted URLs exploiting a SEH buffer overflow in Download Accelerator Plus.

- **Severity:** Critical 9.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 24 Mar 2026
- **Updated:** 24 Mar 2026
- **Also known as:** GHSA-cgr5-9986-h4q5

## What is CVE-2019-25628?

CVE-2019-25628 is a critical memory corruption vulnerability in Speedbit Download Accelerator Plus DAP, published on 24 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Download Accelerator Plus DAP 10.0.6.0 contains a structured exception handler buffer overflow vulnerability that allows remote attackers to execute arbitrary code by crafting malicious URLs. Attackers can create specially crafted URLs with overflowing buffer data that overwrites SEH pointers and executes embedded shellcode when imported through the application's web page import functionality.

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

## Which versions are affected by CVE-2019-25628?


## How do I fix CVE-2019-25628?

No fix has been published for CVE-2019-25628 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-25628 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25628 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-25628 and fix it if it is affected.

What it is: CVE-2019-25628 is a critical memory corruption vulnerability in Speedbit Download Accelerator Plus DAP, published on 24 Mar 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-2019-25628 exists.

Affected product: Speedbit Download Accelerator Plus DAP. 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-2019-25628/ (Markdown: https://insights.sbomify.com/CVE-2019-25628/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-25628
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-25628
- OSV: https://osv.dev/vulnerability/CVE-2019-25628

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From sbomify Insights: https://insights.sbomify.com/CVE-2019-25628/
Summaries are generated and may contain mistakes; the official description above is the record.