CVE-2024-45803: Wire UI is a library of components and resources to empower Laravel and Livewire application development

Routine

MEDIUM 6.1UPGRADE

CVE-2024-45803 is a medium-severity flaw (CVSS 6.1) affecting wireui. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Wire UI is a library of components and resources to empower Laravel and Livewire application development. A potential Cross-Site Scripting (XSS) vulnerability has been identified in the `/wireui/button` endpoint, specifically through the `label` query parameter. Malicious actors could exploit this vulnerability by injecting JavaScript into the `label` parameter, leading to the execution of arbitrary code in the victim's browser. The `/wireui/butt

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-09-17
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2024-09-17 19:15 UTCPublished CVE record published
2026-06-17 07:54 UTCUpdated Record last modified

wireui wireui UPGRADE

Affected: < 1.19.3 · >= 2.0.0 and < 2.1.3

Fixed in: 1.19.3, 2.1.3

Safe to downgrade to: a release before 2.0.0

1. Check installed version

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

2. UPGRADE to 1.19.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wireui

Note

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

3. If no update is available yet, DOWNGRADE to a release before 2.0.0 (Debian / Ubuntu)

apt-cache madison wireui sudo apt install wireui=<VERSION_BEFORE_2.0.0> sudo apt-mark hold wireui

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list wireui sudo dnf downgrade wireui-<VERSION_BEFORE_2.0.0> sudo dnf versionlock add wireui

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-2024-45803?

wireui: upgrade to 1.19.3, 2.1.3. Exact commands for each OS are on this page.

Is CVE-2024-45803 being exploited?

CVE-2024-45803 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-2024-45803 affect?

CVE-2024-45803 affects wireui. Severity is medium (CVSS 6.1). Wire UI is a library of components and resources to empower Laravel and Livewire application development. A potential Cross-Site Scripting (XSS) vulnerability has been identified in the `/wireui/button` endpoint, specifically through the `l

How urgent is CVE-2024-45803?

Priority 30/100. No elevated risk signals yet.

Software pages

Laravel vulnerabilities

References

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