What is the CVSS score of CVE-2021-47848?

CVE-2021-47848 has a CVSS 3.1 base score of 8.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N. EPSS exploitation probability: 0.1%.

Is there a public PoC exploit available for CVE-2021-47848?

Yes, a public proof-of-concept exploit is available for CVE-2021-47848. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2021-47848?

Within 7 days: Identify all affected systems running by injecting SQL code and apply vendor patches promptly. Validate that input sanitization is in place for all user-controlled parameters.

CVE-2021-47848

HIGH

SQL Injection (CWE-89)

2026-01-21 disclosure@vulncheck.com

SQLi Authentication Bypass

8.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.2 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 26, 2026 - 15:04 vuln.today

Public exploit code

CVE Published

Jan 21, 2026 - 18:16 nvd

HIGH 8.2

DescriptionCVE.org

Blitar Tourism 1.0 contains an authentication bypass vulnerability that allows attackers to bypass login by injecting SQL code through the username parameter. Attackers can manipulate the login request by sending a crafted username with SQL injection techniques to gain unauthorized administrative access.

AnalysisAI

Blitar Tourism 1.0 contains an authentication bypass vulnerability that allows attackers to bypass login by injecting SQL code through the username parameter. [CVSS 8.2 HIGH]

Technical ContextAI

Classified as CWE-89 (SQL Injection). Blitar Tourism 1.0 contains an authentication bypass vulnerability that allows attackers to bypass login by injecting SQL code through the username parameter. Attackers can manipulate the login request by sending a crafted username with SQL injection techniques to gain unauthorized administrative access.

Affected ProductsAI

Component: username.

RemediationAI

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

CVE-2021-47848 vulnerability details – vuln.today

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CVE-2021-47848

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code