CVE-2023-33440: Sourcecodester Faculty Evaluation System v1.0 is vulnerable to arbitrary code execution via /eval/ajax.php?act

This week

HIGH 7.2DOWNGRADE

CVE-2023-33440 is a high-severity flaw (CVSS 7.2) affecting faculty evaluation system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Sourcecodester Faculty Evaluation System v1.0 is vulnerable to arbitrary code execution via /eval/ajax.php?action=save_user.

Why this priority

High severity
EPSS top 3%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	14.5% (top 3%)
CISA exploited list	No
Weakness	CWE-94
Published	2023-05-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: faculty evaluation system project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-05-26 16:15 UTCPublished CVE record published
2026-06-17 06:01 UTCUpdated Record last modified

faculty evaluation system project faculty evaluation system DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy faculty-evaluation-system || rpm -q faculty-evaluation-system || faculty-evaluation-system --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison faculty-evaluation-system sudo apt install faculty-evaluation-system=<VERSION_BEFORE_1.0> sudo apt-mark hold faculty-evaluation-system

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list faculty-evaluation-system sudo dnf downgrade faculty-evaluation-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add faculty-evaluation-system

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Faculty Evaluation System 1.0 - Unauthenticated File Upload
Nuclei scan template: Faculty Evaluation System v1.0 - Remote Code Execution

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-33440?

faculty evaluation system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-33440 being exploited?

CVE-2023-33440 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-33440 affect?

CVE-2023-33440 affects faculty evaluation system. Severity is high (CVSS 7.2). Sourcecodester Faculty Evaluation System v1.0 is vulnerable to arbitrary code execution via /eval/ajax.php?action=save_user.

How urgent is CVE-2023-33440?

Priority 54/100. High severity; EPSS top 3%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

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CVE-2023-33569 HIGH 7.2 DOWNGRADE Sourcecodester Faculty Evaluation System v1.0 is vulnerable to arbitrary code execution via ip/eval/ajax.php?a
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CVE-2023-31845 HIGH 7.2 DOWNGRADE Sourcecodester Faculty Evaluation System v1.0 is vulnerable to SQL Injection via /eval/admin/manage_class.php?
CVE-2023-31844 HIGH 7.2 DOWNGRADE Sourcecodester Faculty Evaluation System v1.0 is vulnerable to SQL Injection via /eval/admin/manage_subject.ph

References

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