CVE-2024-9458: The Reservit Hotel WordPress plugin before 3.0 does not sanitise and escape some of its settings, which could

Routine

MEDIUM 4.8DOWNGRADE

CVE-2024-9458 is a medium-severity flaw (CVSS 4.8) affecting reservit hotel. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Reservit Hotel WordPress plugin before 3.0 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-03-07
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: reservit

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

Am I affected?

Timeline

2025-03-07 10:15 UTCPublished CVE record published
2026-06-17 08:24 UTCUpdated Record last modified

reservit reservit hotel DOWNGRADE

Affected: 2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1

1. Check installed version

apt-cache policy reservit-hotel || rpm -q reservit-hotel || reservit-hotel --version

2. No fixed release: DOWNGRADE to a release before 2.1 (Debian / Ubuntu)

apt-cache madison reservit-hotel sudo apt install reservit-hotel=<VERSION_BEFORE_2.1> sudo apt-mark hold reservit-hotel

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

dnf --showduplicates list reservit-hotel sudo dnf downgrade reservit-hotel-<VERSION_BEFORE_2.1> sudo dnf versionlock add reservit-hotel

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Reservit Hotel 2.1 - Stored Cross-Site Scripting (XSS)

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-2024-9458?

reservit hotel: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-9458 being exploited?

CVE-2024-9458 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-2024-9458 affect?

CVE-2024-9458 affects reservit hotel. Severity is medium (CVSS 4.8). The Reservit Hotel WordPress plugin before 3.0 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability i

How urgent is CVE-2024-9458?

Priority 37/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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