CVE-2023-51320: PHPJabbers Night Club Booking Software v1.0 is vulnerable to CSV Injection vulnerability which allows an attac

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2023-51320 is a medium-severity flaw (CVSS 5.3) affecting night club booking software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHPJabbers Night Club Booking Software v1.0 is vulnerable to CSV Injection vulnerability which allows an attacker to execute remote code. The vulnerability exists due to insufficient input validation on Languages section Labels any parameters field in System Options that is used to construct CSV file.

Why this priority

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	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-94
Published	2025-02-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: phpjabbers

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

Am I affected?

Timeline

2025-02-20 16:15 UTCPublished CVE record published
2026-06-17 06:40 UTCUpdated Record last modified

phpjabbers night club booking software 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 night-club-booking-software || rpm -q night-club-booking-software || night-club-booking-software --version

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

apt-cache madison night-club-booking-software sudo apt install night-club-booking-software=<VERSION_BEFORE_1.0> sudo apt-mark hold night-club-booking-software

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

dnf --showduplicates list night-club-booking-software sudo dnf downgrade night-club-booking-software-<VERSION_BEFORE_1.0> sudo dnf versionlock add night-club-booking-software

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-2023-51320?

night club booking software: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-51320 being exploited?

CVE-2023-51320 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-2023-51320 affect?

CVE-2023-51320 affects night club booking software. Severity is medium (CVSS 5.3). PHPJabbers Night Club Booking Software v1.0 is vulnerable to CSV Injection vulnerability which allows an attacker to execute remote code. The vulnerability exists due to insufficient input validation on Languages section Labels any paramete

How urgent is CVE-2023-51320?

Priority 40/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-51321 MEDIUM 6.5 DOWNGRADE A lack of rate limiting in the 'Forgot Password' feature of PHPJabbers Night Club Booking Software v1.0 allows

References

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