CVE-2024-6308: A vulnerability was found in itsourcecode Simple Online Hotel Reservation System 1.0

This week

HIGH 7.3REMOTEDOWNGRADE

CVE-2024-6308 is a high-severity flaw (CVSS 7.3) affecting simple online hotel reservation system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in itsourcecode Simple Online Hotel Reservation System 1.0. It has been declared as critical. This vulnerability affects unknown code of the file index.php. The manipulation of the argument username leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-269620.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-89
Published	2024-06-25
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: clive 21

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

Am I affected?

Timeline

2024-06-25 17:15 UTCPublished CVE record published
2026-06-17 08:17 UTCUpdated Record last modified

clive 21 simple online hotel reservation system DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy simple-online-hotel-reservation-system || rpm -q simple-online-hotel-reservation-system || simple-online-hotel-reservation-system --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison simple-online-hotel-reservation-system sudo apt install simple-online-hotel-reservation-system=<VERSION_BEFORE_1.0> sudo apt-mark hold simple-online-hotel-reservation-system

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

dnf --showduplicates list simple-online-hotel-reservation-system sudo dnf downgrade simple-online-hotel-reservation-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add simple-online-hotel-reservation-system

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-2024-6308?

simple online hotel reservation system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-6308 being exploited?

CVE-2024-6308 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-2024-6308 affect?

CVE-2024-6308 affects simple online hotel reservation system. Severity is high (CVSS 7.3). A vulnerability was found in itsourcecode Simple Online Hotel Reservation System 1.0. It has been declared as critical. This vulnerability affects unknown code of the file index.php. The manipulation of the argument username leads to sql in

How urgent is CVE-2024-6308?

Priority 49/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-12593 MEDIUM 4.7 DOWNGRADE A vulnerability was identified in code-projects Simple Online Hotel Reservation System 2.0
CVE-2025-12594 MEDIUM 4.7 DOWNGRADE A security flaw has been discovered in code-projects Simple Online Hotel Reservation System 2.0
CVE-2025-13169 HIGH 7.3 DOWNGRADE A security vulnerability has been detected in code-projects Simple Online Hotel Reservation System 1.0
CVE-2025-13170 HIGH 7.3 DOWNGRADE A vulnerability was detected in code-projects Simple Online Hotel Reservation System 1.0
CVE-2025-60308 MEDIUM 4.1 DOWNGRADE code-projects Simple Online Hotel Reservation System 1.0 has a Cross Site Scripting (XSS) vulnerability in the

References

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