CVE-2025-63307: alexusmai laravel-file-manager 3.3.1 is vulnerable to Cross Site Scripting (XSS)

This month

HIGH 8.1DOWNGRADE

CVE-2025-63307 is a high-severity flaw (CVSS 8.1) affecting laravel file manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

alexusmai laravel-file-manager 3.3.1 is vulnerable to Cross Site Scripting (XSS). The application permits user-controlled upload, create, and rename of files to HTML and SVG types and serves those files inline without adequate content-type validation or output sanitization.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-11-06
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: alexusmai

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-11-06 16:16 UTCPublished CVE record published
2026-06-17 09:53 UTCUpdated Record last modified

alexusmai laravel file manager DOWNGRADE

Affected: 3.3.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.3.1

1. Check installed version

apt-cache policy laravel-file-manager || rpm -q laravel-file-manager || laravel-file-manager --version

2. No fixed release: DOWNGRADE to a release before 3.3.1 (Debian / Ubuntu)

apt-cache madison laravel-file-manager sudo apt install laravel-file-manager=<VERSION_BEFORE_3.3.1> sudo apt-mark hold laravel-file-manager

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list laravel-file-manager sudo dnf downgrade laravel-file-manager-<VERSION_BEFORE_3.3.1> sudo dnf versionlock add laravel-file-manager

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-63307?

laravel file manager: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-63307 being exploited?

CVE-2025-63307 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-63307 affect?

CVE-2025-63307 affects laravel file manager. Severity is high (CVSS 8.1). alexusmai laravel-file-manager 3.3.1 is vulnerable to Cross Site Scripting (XSS). The application permits user-controlled upload, create, and rename of files to HTML and SVG types and serves those files inline without adequate content-type

How urgent is CVE-2025-63307?

Priority 42/100. High severity; Public exploit reference

Software pages

Laravel vulnerabilities

Related CVEs

CVE-2025-65346 CRITICAL 9.1 UPGRADE alexusmai laravel-file-manager 3.3.1 and below is vulnerable to Directory Traversal
CVE-2025-65345 MEDIUM 6.5 UPGRADE alexusmai laravel-file-manager 3.3.1 and below is vulnerable to Directory Traversal

References

← Back to latest CVEs