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Fencer Vulns
critical 9.8

CVE-2020-36034 json

SQL Injection vulnerability in oretnom23 School Faculty Scheduling System version 1.0, allows remote attacker to execute arbitrary code, es…

published 2023-08-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2020-23617

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

SQL Injection vulnerability in oretnom23 School Faculty Scheduling System version 1.0, allows remote attacker to execute arbitrary code, escalate privilieges, and gain sensitive information via crafted payload to id parameter in manage_user.php.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.61% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/TCSWT/School-Faculty-Scheduling-System referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.