What is CVE-2022-27304?

CVE-2022-27304 is a critical-severity vulnerability in Oretnom23 Student Grading System, classified under SQL Injection. CVSS score: 9.8/10. Published 2022-04-05.

How severe is CVE-2022-27304?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2022-27304 known to be exploited?

7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Oretnom23 Student Grading System

CVE-2022-27304

Student Grading System v1.0 was discovered to contain a SQL injection vulnerability via the user parameter.

Vulnerability class: SQL Injection

Published 2022-04-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (68.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Oretnom23 Student Grading System — versions 1.0

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

References

github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/2022/Stude… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-27304?: CVE-2022-27304 is a critical-severity vulnerability in Oretnom23 Student Grading System, classified under SQL Injection. CVSS score: 9.8/10. Published 2022-04-05.
How severe is CVE-2022-27304?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2022-27304 known to be exploited?: 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.