CVE-2021-45835

Name: CVE-2021-45835
Creator: NVD / NIST
Published: 2022-03-18T11:15:07.967+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.97%

Last modified Jun 17, 2026

CVE-2021-45835 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Online Admission System 1.0 allows an unauthenticated attacker to upload or transfer files of dangerous types to the application through documents.php, which may be used to execute malicious code or lead to code execution.. EPSS estimates a 2.97% chance of exploitation in the next 30 days.

Description

The Online Admission System 1.0 allows an unauthenticated attacker to upload or transfer files of dangerous types to the application through documents.php, which may be used to execute malicious code or lead to code execution.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.97%

85.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-434

Affected Software

Vendor	Product	Versions
Online Admission System Project	Online Admissions System	1.0

References

https://github.com/rskoolrash/Online-Admission-SystemThird Party Advisory
https://github.com/rskoolrash/Online-Admission-System/issues/2Issue Tracking, Third Party Advisory
https://www.exploit-db.com/exploits/50623Exploit, Third Party Advisory, VDB Entry
https://github.com/rskoolrash/Online-Admission-SystemThird Party Advisory
https://github.com/rskoolrash/Online-Admission-System/issues/2Issue Tracking, Third Party Advisory
https://www.exploit-db.com/exploits/50623Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Mar 18, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45835?

How severe is CVE-2021-45835?

CVE-2021-45835 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.97% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45835?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-45835?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST