Which versions of PHP are affected by CVE-2026-2083?

A HIGH severity vulnerability (CVE-2026-2083) affecting Social Networking Site 1.0 has been publicly disclosed with working exploits available, creating immediate risk to our systems and user data.

Is there a public PoC exploit available for CVE-2026-2083?

Yes, a public proof-of-concept exploit is available for CVE-2026-2083. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2026-2083?

Within 24 hours: Identify all instances of Social Networking Site 1.0 in production and take inventory of exposure; implement network segmentation to restrict access to /delete_post.php. Within 7 days: Deploy WAF rules to monitor and block suspicious requests to the vulnerable endpoint; enforce additional authentication for post deletion operations. Within 30 days: Contact vendor for patch timeline; evaluate alternative solutions or decommissioning affected systems if patch remains unavailable; conduct security assessment of all custom code in similar endpoints.

PHP CVE-2026-2083

Q: What is the CVSS score of CVE-2026-2083?

CVE-2026-2083 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)

2026-02-07 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 12, 2026 - 16:22 vuln.today

Public exploit code

CVE Published

Feb 07, 2026 - 11:16 nvd

HIGH 7.3

DescriptionCVE.org

A security flaw has been discovered in code-projects Social Networking Site 1.0. This affects an unknown function of the file /delete_post.php. Performing a manipulation of the argument ID results in sql injection. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.

AnalysisAI

SQL injection in the /delete_post.php endpoint of code-projects Social Networking Site 1.0 allows unauthenticated remote attackers to manipulate the ID parameter and execute arbitrary database queries. Public exploit code exists for this vulnerability, and no patch is currently available. …

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 to /delete_post.php

Exploit

Inject SQL payload into ID parameter

Execution

Execute arbitrary SQL queries

Impact

Extract sensitive data or modify database

Access

Send crafted HTTP request to /delete_post.php

Exploit

Inject SQL payload into ID parameter

Execution

Execute arbitrary SQL queries

Impact

Extract sensitive data or modify database

Vulnerability AssessmentAI

Exploitation	No special conditions — remote unauthenticated exploitation against default configurations of code-projects Social Networking Site 1.0 with /delete_post.php accessible without authentication. 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: Identify all instances of Social Networking Site 1.0 in production and take inventory of exposure; implement network segmentation to restrict access to /delete_post.php. …

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-2026-2083 vulnerability details – vuln.today

Back

PHP CVE-2026-2083

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