CVE-2025-9790: A security flaw has been discovered in SourceCodester Hotel Reservation System 1.0

This week

HIGH 7.3REMOTEDOWNGRADE

CVE-2025-9790 is a high-severity flaw (CVSS 7.3) affecting hotel reservation system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A security flaw has been discovered in SourceCodester Hotel Reservation System 1.0. This affects an unknown part of the file /admin/updateabout.php. The manipulation of the argument address results in sql injection. The attack may be launched remotely. The exploit has been released to the public and may be exploited.

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	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-74, CWE-89
Published	2025-09-01
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: fabian

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

Am I affected?

Timeline

2025-09-01 19:15 UTCPublished CVE record published
2026-06-17 10:09 UTCUpdated Record last modified

fabian 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 hotel-reservation-system || rpm -q hotel-reservation-system || hotel-reservation-system --version

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

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

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

dnf --showduplicates list hotel-reservation-system sudo dnf downgrade hotel-reservation-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add 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-2025-9790?

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

Is CVE-2025-9790 being exploited?

CVE-2025-9790 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-2025-9790 affect?

CVE-2025-9790 affects hotel reservation system. Severity is high (CVSS 7.3). A security flaw has been discovered in SourceCodester Hotel Reservation System 1.0. This affects an unknown part of the file /admin/updateabout.php. The manipulation of the argument address results in sql injection. The attack may be launch

How urgent is CVE-2025-9790?

Priority 46/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

References

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