CVE-2026-33653: Ulloady is a file uploader script with multi-file upload support

Q: How do I fix CVE-2026-33653?

uploady: upgrade to 3.1.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-33653 being exploited?

CVE-2026-33653 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-33653 affect?

CVE-2026-33653 affects uploady. Severity is medium (CVSS 4.6). Ulloady is a file uploader script with multi-file upload support. A Stored Cross-Site Scripting (XSS) vulnerability exists in versions prior to 3.1.2 due to improper sanitization of filenames during the file upload process. An attacker can

Q: How urgent is CVE-2026-33653?

Priority 25/100. Public exploit reference

Routine

MEDIUM 4.6UPGRADE

CVE-2026-33653 is a medium-severity flaw (CVSS 4.6) affecting uploady. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Ulloady is a file uploader script with multi-file upload support. A Stored Cross-Site Scripting (XSS) vulnerability exists in versions prior to 3.1.2 due to improper sanitization of filenames during the file upload process. An attacker can upload a file with a malicious filename containing JavaScript code, which is later rendered in the application without proper escaping. When the filename is displayed in the file list or file details page, the

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.6 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 84%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-03-26
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: farisc0de

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

Am I affected?

Timeline

2026-03-26 22:16 UTCPublished CVE record published
2026-06-17 10:37 UTCUpdated Record last modified

farisc0de uploady UPGRADE

Affected: < 3.1.2

Fixed in: 3.1.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy uploady || rpm -q uploady || uploady --version

2. UPGRADE to 3.1.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade uploady

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade uploady

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2026-33653?

uploady: upgrade to 3.1.2. Exact commands for each OS are on this page.

Is CVE-2026-33653 being exploited?

CVE-2026-33653 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-2026-33653 affect?

CVE-2026-33653 affects uploady. Severity is medium (CVSS 4.6). Ulloady is a file uploader script with multi-file upload support. A Stored Cross-Site Scripting (XSS) vulnerability exists in versions prior to 3.1.2 due to improper sanitization of filenames during the file upload process. An attacker can

How urgent is CVE-2026-33653?

Priority 25/100. Public exploit reference

References

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