Which versions of PHP are affected by CVE-2026-1590?

A high-severity vulnerability in the School Management System (itsourcecode 1.0) allows potential attackers to exploit the faculty portal without requiring a patch from the vendor.

Is there a public PoC exploit available for CVE-2026-1590?

Yes, a public proof-of-concept exploit is available for CVE-2026-1590. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-1590?

Within 24 hours: Isolate or restrict network access to the affected /ramonsys/faculty/index.php endpoint; audit access logs for suspicious activity. Within 7 days: Implement compensating controls (WAF rules, IP whitelisting); contact vendor for security guidance and ETA on patch; assess alternative school management solutions. Within 30 days: Deploy vendor patch immediately upon availability or execute a controlled system migration if patch timeline is unacceptable.

PHP CVE-2026-1590

Q: What is the CVSS score of CVE-2026-1590?

CVE-2026-1590 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)

2026-01-29 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 - 22:00 vuln.today

PoC Detected

Feb 02, 2026 - 19:25 vuln.today

Public exploit code

CVE Published

Jan 29, 2026 - 15:16 nvd

HIGH 7.3

DescriptionCVE.org

A vulnerability was identified in itsourcecode School Management System 1.0. This impacts an unknown function of the file /ramonsys/faculty/index.php. Such manipulation of the argument ID leads to sql injection. The attack can be launched remotely. The exploit is publicly available and might be used.

AnalysisAI

SQL injection in itsourcecode School Management System 1.0 via the ID parameter in /ramonsys/faculty/index.php enables unauthenticated remote attackers to read, modify, or delete database contents. Public exploit code exists for this vulnerability, and no patch is currently available.

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Risk assessment & exploitation conditions
Attack chain visualization
Remediation with exact patch versions
Threat intelligence from 22 sources
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access

Craft malicious SQL payload in ID parameter

Exploit

Send request to /ramonsys/faculty/index.php

Execution

Execute unauthorized database query

Impact

Extract or modify sensitive data

Access

Craft malicious SQL payload in ID parameter

Exploit

Send request to /ramonsys/faculty/index.php

Execution

Execute unauthorized database query

Impact

Extract or modify sensitive data

Vulnerability AssessmentAI

Exploitation	No special conditions — remote unauthenticated exploitation against default installations of itsourcecode School Management System 1.0 with /ramonsys/faculty/index.php endpoint accessible. 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 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 restrict network access to the affected /ramonsys/faculty/index.php endpoint; audit access logs for suspicious activity. …

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

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CVE-2026-1590 vulnerability details – vuln.today

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PHP CVE-2026-1590

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

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Attack ChainAIDerived

Vulnerability AssessmentAI

Recommended ActionAI

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External POC / Exploit Code