CVE-2023-51335: PHPJabbers Cinema Booking System v1.0 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) in the "titl

Routine

MEDIUM 6.5REMOTEDOWNGRADE

CVE-2023-51335 is a medium-severity flaw (CVSS 6.5) affecting cinema booking system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHPJabbers Cinema Booking System v1.0 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) in the "title, name" parameters.

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-79
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 18:15 UTCPublished CVE record published
2026-06-17 06:40 UTCUpdated Record last modified

phpjabbers cinema booking 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 cinema-booking-system || rpm -q cinema-booking-system || cinema-booking-system --version

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

apt-cache madison cinema-booking-system sudo apt install cinema-booking-system=<VERSION_BEFORE_1.0> sudo apt-mark hold cinema-booking-system

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

dnf --showduplicates list cinema-booking-system sudo dnf downgrade cinema-booking-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add cinema-booking-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-2023-51335?

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

Is CVE-2023-51335 being exploited?

CVE-2023-51335 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-2023-51335 affect?

CVE-2023-51335 affects cinema booking system. Severity is medium (CVSS 6.5). PHPJabbers Cinema Booking System v1.0 is vulnerable to Multiple Stored Cross-Site Scripting (XSS) in the "title, name" parameters.

How urgent is CVE-2023-51335?

Priority 37/100. Remotely exploitable, no login, no user action

Related CVEs

CVE-2024-57430 CRITICAL 9.8 DOWNGRADE An SQL injection vulnerability in the pjActionGetUser function of PHPJabbers Cinema Booking System v2.0 allows
CVE-2024-57429 MEDIUM 5.4 DOWNGRADE A cross-site request forgery (CSRF) vulnerability in the pjActionUpdate function of PHPJabbers Cinema Booking
CVE-2024-57428 CRITICAL 9.3 DOWNGRADE A stored cross-site scripting (XSS) vulnerability in PHPJabbers Cinema Booking System v2.0 exists due to unsan
CVE-2024-57427 MEDIUM 6.1 DOWNGRADE PHPJabbers Cinema Booking System v2.0 is vulnerable to reflected cross-site scripting (XSS)
CVE-2023-51334 MEDIUM 5.3 DOWNGRADE A lack of rate limiting in the 'Forgot Password' feature of PHPJabbers Cinema Booking System v1.0 allows attac

References

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