# CVE-2025-26860: Other in RemoteCall Remote Support Program (for Operator)

> Attackers can execute arbitrary code by placing a malicious DLL in the application directory, affecting RemoteCall Remote Support Program operators.

- **Severity:** High 8.5 (`CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 15 Oct 2025
- **Updated:** 15 Oct 2025
- **Also known as:** GHSA-vv42-4rjq-pv3f

## What is CVE-2025-26860?

CVE-2025-26860 is a high-severity vulnerability in RSUPPORT CO., LTD. RemoteCall Remote Support Program (for Operator), published on 15 Oct 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

RemoteCall Remote Support Program (for Operator) versions prior to 5.1.0 contain an uncontrolled search path element vulnerability. If a crafted DLL is placed in the same folder with the affected product, it may cause an arbitrary code execution.

Weakness: CWE-427 (Uncontrolled Search Path Element)

## Which versions are affected by CVE-2025-26860?


## How do I fix CVE-2025-26860?

No fix has been published for CVE-2025-26860 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-26860 being exploited?

There is no known exploitation of CVE-2025-26860 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-26860 and fix it if it is affected.

What it is: CVE-2025-26860 is a high-severity vulnerability in RSUPPORT CO., LTD. RemoteCall Remote Support Program (for Operator), published on 15 Oct 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2025-26860 in the wild and no public exploit code.

Affected product: RSUPPORT CO., LTD. RemoteCall Remote Support Program (for Operator). 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-2025-26860/ (Markdown: https://insights.sbomify.com/CVE-2025-26860/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-26860
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-26860
- OSV: https://osv.dev/vulnerability/CVE-2025-26860

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-26860/
Summaries are generated and may contain mistakes; the official description above is the record.