HOMEVULNERABILITIESCVE-2021-44593
HIGH

CVE-2021-44593

CWE-89Published: January 21, 2022· Updated: Jun 17, 2026

8.1
CVSS v3.1

Official Description

Simple College Website 1.0 is vulnerable to unauthenticated file upload & remote code execution via UNION-based SQL injection in the username parameter on /admin/login.php.

NVD Source

Technical Analysis

CVE-2021-44593 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.1.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityHigh
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

simple_college_website_project1 product(s)
simple college website
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/Mister-Joe/CVE-2021-44593
ADVISORYhttps://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-44593
ADVISORYhttps://www.nu11secur1ty.com/2022/01/cve-2021-44593.html
ADVISORYhttps://www.sourcecodester.com/php/14548/simple-college-website-using-htmlphpmysqli-source-code.html
ADVISORYhttps://github.com/Mister-Joe/CVE-2021-44593
ADVISORYhttps://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-44593
ADVISORYhttps://www.nu11secur1ty.com/2022/01/cve-2021-44593.html
ADVISORYhttps://www.sourcecodester.com/php/14548/simple-college-website-using-htmlphpmysqli-source-code.html

All References (8)

→
https://github.com/Mister-Joe/CVE-2021-44593Exploit · Third Party Advisory
→
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-44593Exploit · Third Party Advisory
→
https://www.nu11secur1ty.com/2022/01/cve-2021-44593.htmlExploit · Third Party Advisory
→
https://www.sourcecodester.com/php/14548/simple-college-website-using-htmlphpmysqli-source-code.htmlProduct · Third Party Advisory
→
https://github.com/Mister-Joe/CVE-2021-44593Exploit · Third Party Advisory
→
https://github.com/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-44593Exploit · Third Party Advisory
→
https://www.nu11secur1ty.com/2022/01/cve-2021-44593.htmlExploit · Third Party Advisory
→
https://www.sourcecodester.com/php/14548/simple-college-website-using-htmlphpmysqli-source-code.htmlProduct · Third Party Advisory

Quick Facts

CVE IDCVE-2021-44593
CVSS Score8.1 / 10
SeverityHIGH
WeaknessCWE-89
CISA KEVNo
Affected1 vendor(s)
PublishedJan 21, 2022

Related CVEs (CWE-89)

CVE-2008-0735
10.0
CVE-2018-12464
10.0
CVE-2014-125123
10.0
CVE-2025-4285
10.0
CVE-2026-52887
10.0
CVE-2025-30886
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2021-44593 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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