How to fix CVE-2019-25503?

Within 24 hours: Inventory all systems running PHPads 2.0 and isolate them from public internet access if possible. Within 7 days: Implement WAF rules to block malicious bannerID parameter injection attempts, and consider disabling the click.php3 functionality if not critical to operations. Within 30 days: Evaluate migration to a patched alternative ad management solution or request security updates from the vendor; if neither is feasible, establish continuous monitoring and maintain offline backups of critical database content.

Is PHP affected by CVE-2019-25503?

PHPads 2.0 installations are vulnerable to unauthenticated SQL injection attacks that could allow attackers to extract, modify, or delete sensitive database information without requiring valid credentials.

CVE-2019-25503

HIGH

2026-03-04 [email protected]

7.1

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:05 vuln.today

PoC Detected

Mar 09, 2026 - 18:02 vuln.today

Public exploit code

CVE Published

Mar 04, 2026 - 18:16 nvd

HIGH 7.1

Description

PHPads 2.0 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the bannerID parameter in click.php3. Attackers can submit crafted bannerID values using SQL comment syntax and functions like extractvalue to extract sensitive database information such as the current database name.

Analysis

Technical Context

Classified as CWE-89 (SQL Injection). Affects the bannerID component of Phpads. PHPads 2.0 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the bannerID parameter in click.php3. Attackers can submit crafted bannerID values using SQL comment syntax and functions like extractvalue to extract sensitive database information such as the current database name.

Affected Products

Vendor: Blondish. Product: Phpads. Versions: up to 2.0. Component: bannerID.

Remediation

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

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.1

CVSS: +36

POC: +20

CVE-2019-25503 vulnerability details – vuln.today

Back

CVE-2019-25503

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

Share

CVE-2019-25503

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

Share

External POC / Exploit Code