# CVE-2025-10949: Changsha Developer Technology iView Editor Markdown cross site scripting

> Remote attackers can execute arbitrary scripts via the Markdown handler in iView Editor, potentially compromising user sessions.

- **Severity:** Medium 4.8 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 25 Sep 2025
- **Updated:** 25 Sep 2025
- **Also known as:** GHSA-7f47-jqxc-5gjr

## What is CVE-2025-10949?

CVE-2025-10949 is a medium-severity cross-site scripting vulnerability in Changsha Developer Technology iView Editor, published on 25 Sep 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

A vulnerability was found in Changsha Developer Technology iView Editor up to 1.1.1. This impacts an unknown function of the component Markdown Handler. The manipulation results in cross site scripting. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94 (Improper Control of Generation of Code), CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2025-10949?


## How do I fix CVE-2025-10949?

No fix has been published for CVE-2025-10949 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-10949 being exploited?

There is no known exploitation of CVE-2025-10949 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-10949 and fix it if it is affected.

What it is: CVE-2025-10949 is a medium-severity cross-site scripting vulnerability in Changsha Developer Technology iView Editor, published on 25 Sep 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2025-10949 in the wild and no public exploit code.

Affected product: Changsha Developer Technology iView Editor. 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-2025-10949/ (Markdown: https://insights.sbomify.com/CVE-2025-10949/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-10949
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-10949
- OSV: https://osv.dev/vulnerability/CVE-2025-10949

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-10949/
Summaries are generated and may contain mistakes; the official description above is the record.