How to fix CVE-2025-48883?

Within 30 days: Identify affected systems running headless mode from PHP. and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is PHP affected by CVE-2025-48883?

Organizations using headless mode from PHP. should be aware of moderate risk from CVE-2025-48883, a cross-site scripting vulnerability rated CVSS 5.3. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

CVE-2025-48883

MEDIUM

2025-05-30 [email protected]

5.3

CVSS 4.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Scope

Lifecycle Timeline

Patch Released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:44 vuln.today

CVE Published

May 30, 2025 - 19:15 nvd

MEDIUM 5.3

Description

Chrome PHP allows users to start playing with chrome/chromium in headless mode from PHP. Prior to version 1.14.0, CSS Selector expressions are not properly encoded, which can lead to XSS (cross-site scripting) vulnerabilities. This is patched in v1.14.0. As a workaround, users can apply encoding manually to their selectors if they are unable to upgrade.

Analysis

Chrome PHP allows users to start playing with chrome/chromium in headless mode from PHP. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Chrome PHP allows users to start playing with chrome/chromium in headless mode from PHP. Prior to version 1.14.0, CSS Selector expressions are not properly encoded, which can lead to XSS (cross-site scripting) vulnerabilities. This is patched in v1.14.0. As a workaround, users can apply encoding manually to their selectors if they are unable to upgrade. Version information: version 1.14.0.

Affected Products

See vendor advisory for affected versions.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.3

CVSS: +26

POC: 0

CVE-2025-48883 vulnerability details – vuln.today

Back

CVE-2025-48883

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

Share

CVE-2025-48883

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

Share

External POC / Exploit Code