# DLA-4333-1: php-horde-css-parser security update

DLA-4333-1, released October 14, 2025, fixes 1 CVE in php-horde-css-parser (version 1.0.11-8+deb11u1). None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dla-4333-1
- Platform: Linux
- Released: Oct 14, 2025
- Priority: Routine (Closes CVE-2020-13756)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2020-13756

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [php-horde-css-parser](https://patchblox.com/security/data/product/linux/php-horde-css-parser.md) | Debian 11.6 (bullseye) | 1.0.11-8+deb11u1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-13756](https://patchblox.com/security/data/cve/CVE-2020-13756.md) | Routine | php-horde-css-parser: php-horde-css-parser - security update | n/a | 0.4980 |  |

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Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo