# CVE-2025-54370: PhpSpreadsheet vulnerable to SSRF when reading and displaying a processed HTML document in the browser

Source: https://junglewise.ai/threats/cve-2025-54370-phpspreadsheet-vulnerable-to-ssrf-when-reading-and-displaying-a  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-08-25  
License: CC BY 4.0 with a link back

CVE-2025-54370 · Severity: medium · CVSS 4 · Published 2025-08-25

PhpSpreadsheet vulnerable to SSRF when reading and displaying a processed HTML document in the browser

Technologies: [phpoffice/phpspreadsheet (Packagist)](https://junglewise.ai/threats/technologies/phpoffice-phpspreadsheet). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is CVE-2025-54370 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-54370 being exploited in the wild.

**How severe is CVE-2025-54370?** Medium severity, with a CVSS score of 4, published 25 August 2025.

**Which products and versions are affected?** phpoffice/phpspreadsheet (Packagist) ECOSYSTEM:introduced=0,fixed=1.30.0.

**Is there a fix for CVE-2025-54370?** Yes. phpoffice/phpspreadsheet (Packagist): upgrade to 1.30.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2025-54370?** Check whether you run phpoffice/phpspreadsheet (Packagist) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- phpoffice/phpspreadsheet (Packagist): upgrade to 1.30.0 or later

  ```sh
  composer require phpoffice/phpspreadsheet:^1.30.0
  ```


## Affected products

- phpoffice/phpspreadsheet (Packagist) ECOSYSTEM:introduced=0,fixed=1.30.0

## Identifiers

- CVE-2025-54370
- GHSA-rx7m-68vc-ppxh

## Related threats

- [PHPOffice PhpSpreadsheet redirect validation bypass in external image loading](https://junglewise.ai/threats/cve-2026-108360-phpspreadsheet-is-a-pure-php-library-for-reading-and-writing)
- [PhpSpreadsheet denial-of-service via unbounded row repetition](https://junglewise.ai/threats/cve-2026-108359-phpspreadsheet-is-a-pure-php-library-for-reading-and-writing)
- [PhpSpreadsheet XmlScanner XML entity expansion denial of service](https://junglewise.ai/threats/cve-2026-108358-phpspreadsheet-is-a-pure-php-library-for-reading-and-writing)
- [PHPOffice PhpSpreadsheet XML entity expansion denial of service](https://junglewise.ai/threats/cve-2026-108357-phpspreadsheet-is-a-pure-php-library-for-reading-and-writing)
- [PHPOffice PhpSpreadsheet denial of service via Gnumeric gzip expansion](https://junglewise.ai/threats/cve-2026-59932-phpoffice-phpspreadsheet-denial-of-service-via-gnumeric-gzip)