Which versions of PHP are affected by CVE-2026-1535?

A HIGH severity vulnerability (CVE-2026-1535) has been identified in the Online Music Site 1.0 application with a public exploit available and no vendor patch currently available.

Is there a public PoC exploit available for CVE-2026-1535?

Yes, a public proof-of-concept exploit is available for CVE-2026-1535. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-1535?

Within 24 hours: Isolate or take offline the affected /Administrator/PHP/AdminReply.php file; implement WAF rules to block malicious requests targeting this endpoint; audit logs for any suspicious access attempts. Within 7 days: Deploy network segmentation to restrict administrative access; conduct a full security assessment of the application; establish communication with the vendor regarding patch timeline. Within 30 days: Execute comprehensive vulnerability testing post-remediation; implement a robust patch management process; develop an incident response plan specific to this vulnerability.

PHP CVE-2026-1535

Q: What is the CVSS score of CVE-2026-1535?

CVE-2026-1535 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)

2026-01-28 cna@vuldb.com

PHP SQLi

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

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

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 - 21:54 vuln.today

PoC Detected

Feb 02, 2026 - 21:00 vuln.today

Public exploit code

CVE Published

Jan 28, 2026 - 21:16 nvd

HIGH 7.3

DescriptionCVE.org

A security vulnerability has been detected in code-projects Online Music Site 1.0. This impacts an unknown function of the file /Administrator/PHP/AdminReply.php. Such manipulation of the argument ID leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.

AnalysisAI

SQL injection in Online Music Site 1.0's AdminReply.php allows unauthenticated remote attackers to manipulate the ID parameter and execute arbitrary SQL queries, potentially compromising database confidentiality and integrity. Public exploit code exists for this vulnerability, and no patch is currently available, leaving affected installations at immediate risk.

Unlock full vulnerability intelligence

Risk assessment & exploitation conditions
Attack chain visualization
Remediation with exact patch versions
Threat intelligence from 22 sources
Personal watchlist & email alerts

Continue with Google Continue with GitHub

Free forever · No credit card required

Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Send crafted HTTP request with malicious ID parameter

Exploit

Inject SQL payload into AdminReply.php

Execution

Execute arbitrary SQL queries

Impact

Extract or modify database contents

Access

Send crafted HTTP request with malicious ID parameter

Exploit

Inject SQL payload into AdminReply.php

Execution

Execute arbitrary SQL queries

Impact

Extract or modify database contents

Vulnerability AssessmentAI

Exploitation	No special conditions — remote unauthenticated exploitation against default installations of code-projects Online Music Site 1.0 with publicly accessible /Administrator/PHP/AdminReply.php endpoint accepting unsanitized ID parameter. Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	CVSS 7.3 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	A remote attacker (requires authentication) could exploit this flaw, sql injection.
Remediation	Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours: Isolate or take offline the affected /Administrator/PHP/AdminReply.php file; implement WAF rules to block malicious requests targeting this endpoint; audit logs for any suspicious access attempts. …

Threat intelligence, references, and detailed analysis are available after sign-in.

More from same product – last 7 days

CVE-2026-49952 CRITICAL Act Now POC

9.3 Jun 15

Authentication bypass in Discuz! X5.0 releases 20260320 through 20260501 allows unauthenticated remote attackers to acce

CVE-2026-49954 HIGH This Week POC

8.6 Jun 15

Authenticated remote code execution in Discuz! X5.0 releases 20260320 through 20260501 allows administrators to chain a

CVE-2026-49768 CRITICAL Act Now

9.8 Jun 15

Unauthenticated PHP Object Injection in the Happyforms WordPress plugin (versions <= 1.26.13) allows remote attackers to

CVE-2026-27053 CRITICAL Act Now

9.8 Jun 15

Unauthenticated PHP Object Injection in the Broadcast Live Video WordPress plugin (versions prior to 7.1.3) allows remot

CVE-2026-49104 CRITICAL Act Now

9.8 Jun 15

Unauthenticated PHP object injection in the WordPress plugin 'Integration for Keap/Infusionsoft and Contact Form 7, WPFo

CVE-2026-1535 vulnerability details – vuln.today

Back

PHP CVE-2026-1535

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Unlock full vulnerability intelligence

Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

More from same product – last 7 days

Share

External POC / Exploit Code