01 Record
CVE-2021-31650
A SQL injection vulnerability in Sourcecodester Online Grading System 1.0 allows remote attackers to execute arbitrary SQL commands via the uname parameter.
CriticalPUBLISHEDCNA: mitre
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
A SQL injection vulnerability in Sourcecodester Online Grading System 1.0 allows remote attackers to execute arbitrary SQL commands via the uname parameter.
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 1.43% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 72.6% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-12-16 00:00Z3 YR AGO
- Last updated
- 2025-04-21 14:16Z1 YR AGO
- Reserved
- 2021-04-23
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')Base
- Data version
- 5.1
- Document digest
- 4ff95dffda851e1f9de3153888716dde921d74eba3ba21cbc2e8ea3bfa391407
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.exploit-db.comhttps://www.exploit-db.com/exploits/49493