# CVE-2025-0671: Email Subscribers < 5.7.50 - Admin+ Stored XSS in Template

> Admins can inject malicious scripts via template settings in Icegram Express, enabling stored XSS attacks in multisite environments.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 25 Apr 2025
- **Updated:** 25 Apr 2025
- **Also known as:** GHSA-4c3f-c9v6-jqxm

## What is CVE-2025-0671?

CVE-2025-0671 is a medium-severity cross-site scripting vulnerability in Unknown Icegram Express, published on 25 Apr 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

The Icegram Express  WordPress plugin before 5.7.50 does not sanitise and escape some of its Template settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2025-0671?

It affects 1 product.


Products: Icegram Icegram Express.

## How do I fix CVE-2025-0671?

No fix has been published for CVE-2025-0671 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-0671 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-0671 exists.

## Other vulnerabilities in Unknown Icegram Express

- [CVE-2024-5756](https://insights.sbomify.com/CVE-2024-5756/): SQL injection in Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress (critical 9.8)
- [CVE-2023-5414](https://insights.sbomify.com/CVE-2023-5414/): Icegram Express <= 5.6.23 - Authenticated (Administrator+) Directory Traversal to Arbitrary File Read (critical 9.1)
- [CVE-2024-4845](https://insights.sbomify.com/CVE-2024-4845/): Icegram Express <= 5.7.22 - Authenticated (Subscriber+) SQL Injection Vulnerability via options[list_id] (high 8.8)
- [CVE-2022-45810](https://insights.sbomify.com/CVE-2022-45810/): WordPress Email Subscribers & Newsletters Plugin <= 5.5.2 is vulnerable to CSV Injection (medium 6.1)
- [CVE-2024-21748](https://insights.sbomify.com/CVE-2024-21748/): WordPress Icegram Engage plugin <= 3.1.21 - Broken Access Control vulnerability (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-0671 and fix it if it is affected.

What it is: CVE-2025-0671 is a medium-severity cross-site scripting vulnerability in Unknown Icegram Express, published on 25 Apr 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-0671 exists.

Affected product: Unknown Icegram Express. 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-2025-0671/ (Markdown: https://insights.sbomify.com/CVE-2025-0671/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-0671
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-0671
- OSV: https://osv.dev/vulnerability/CVE-2025-0671

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From sbomify Insights: https://insights.sbomify.com/CVE-2025-0671/
Summaries are generated and may contain mistakes; the official description above is the record.