Which versions of PHP are affected by CVE-2026-2689?

A high-severity vulnerability in the Event Management System 1.0 admin booking module poses a significant risk to our event data and operational integrity.

Is there a public PoC exploit available for CVE-2026-2689?

Yes, a public proof-of-concept exploit is available for CVE-2026-2689. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-2689?

Within 24 hours: Inventory all systems running Event Management System 1.0 and restrict network access to /admin/manage_booking.php to authorized personnel only. Within 7 days: Deploy WAF rules to block malicious payloads targeting this endpoint and consider disabling the booking feature if operationally feasible. Within 30 days: Prepare for immediate patching upon vendor release, establish contact with the vendor for patch timeline estimates, and evaluate alternative event management solutions as contingency.

PHP CVE-2026-2689

Q: What is the CVSS score of CVE-2026-2689?

CVE-2026-2689 has a CVSS 4.0 base score of 5.5 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.0%.

MEDIUM

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') (CWE-74)

2026-02-19 cna@vuldb.com

PHP SQLi Event Management System Admerc

5.5

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Apr 29, 2026 - 01:11 NVD

HIGH MEDIUM

CVSS changed

Apr 29, 2026 - 01:11 NVD

7.3 (HIGH) 5.5 (MEDIUM)

Analysis Generated

Mar 12, 2026 - 22:03 vuln.today

PoC Detected

Feb 24, 2026 - 20:41 vuln.today

Public exploit code

CVE Published

Feb 19, 2026 - 07:17 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability was detected in itsourcecode Event Management System 1.0. Affected is an unknown function of the file /admin/manage_booking.php. The manipulation of the argument ID results in sql injection. The attack may be performed from remote. The exploit is now public and may be used.

AnalysisAI

SQL injection in itsourcecode Event Management System 1.0's booking management interface allows unauthenticated remote attackers to manipulate database queries via the ID parameter in /admin/manage_booking.php. Public exploit code exists for this vulnerability, enabling potential unauthorized data access and modification. No patch is currently available to address this high-severity flaw affecting PHP-based deployments.

Technical ContextAI

Affects Event Management System. A vulnerability was detected in itsourcecode Event Management System 1.0. Affected is an unknown function of the file /admin/manage_booking.php. The manipulation of the argument ID results in sql injection. The attack may be performed from remote. The exploit is now public and may be used.

RemediationAI

Monitor vendor advisories for a patch. Use parameterized queries. Implement input validation. Restrict network access to the affected service where possible.