Is there a public PoC exploit available for CVE-2016-20063?

Yes, a public proof-of-concept exploit is available for CVE-2016-20063. Prioritise patching immediately. EPSS: 0.0%.

Single Personal Message CVE-2016-20063

Q: What is the CVSS score of CVE-2016-20063?

CVE-2016-20063 has a CVSS 4.0 base score of 7.1 (High). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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%.

EUVD-2016-10876 HIGH

SQL Injection (CWE-89)

2026-06-09 VulnCheck

GHSA-w9r3-v9m2-5vxp

SQLi Single Personal Message

7.1

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

7.1 HIGH

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/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

Low

User Interaction

None

Scope

Lifecycle Timeline

CVE Published

Jun 09, 2026 - 11:48 cve.org

HIGH 7.1

DescriptionCVE.org

Single Personal Message 1.0.3 contains an SQL injection vulnerability that allows authenticated users to execute arbitrary SQL queries by injecting malicious code through the message parameter. Attackers can access the admin interface and supply crafted SQL statements in the message parameter to extract sensitive database information including user credentials and site configuration data.

AnalysisAI

Single Personal Message 1.0.3 contains an SQL injection vulnerability that allows authenticated users to execute arbitrary SQL queries by injecting malicious code through the message parameter. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as SQL Injection (CWE-89), which allows attackers to execute arbitrary SQL commands against the database. Single Personal Message 1.0.3 contains an SQL injection vulnerability that allows authenticated users to execute arbitrary SQL queries by injecting malicious code through the message parameter. Attackers can access the admin interface and supply crafted SQL statements in the message parameter to extract sensitive database information including user credentials and site configuration data. Affected products include: Md. Shamim Shahnewaz Single Personal Message.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized queries/prepared statements. Never concatenate user input into SQL. Apply least-privilege database permissions.