CVE-2018-18757: Open Faculty Evaluation System 5.6 for PHP 5.6 allows submit_feedback.php SQL Injection, a different vulnerabi

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2018-18757 is a critical-severity flaw (CVSS 9.8) affecting open faculty evaluation system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Open Faculty Evaluation System 5.6 for PHP 5.6 allows submit_feedback.php SQL Injection, a different vulnerability than CVE-2018-18758.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.3% (top 16%)
CISA exploited list	No
Weakness	CWE-89
Published	2019-06-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: open 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

2019-06-19 16:15 UTCPublished CVE record published
2026-06-17 01:47 UTCUpdated Record last modified

open faculty evaluation system project open faculty evaluation system DOWNGRADE

Affected: 5.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.6

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.6 (Debian / Ubuntu)

apt-cache madison open-faculty-evaluation-system sudo apt install open-faculty-evaluation-system=<VERSION_BEFORE_5.6> sudo apt-mark hold open-faculty-evaluation-system

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

dnf --showduplicates list open-faculty-evaluation-system sudo dnf downgrade open-faculty-evaluation-system-<VERSION_BEFORE_5.6> sudo dnf versionlock add open-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.

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-2018-18757?

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

Is CVE-2018-18757 being exploited?

CVE-2018-18757 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-2018-18757 affect?

CVE-2018-18757 affects open faculty evaluation system. Severity is critical (CVSS 9.8). Open Faculty Evaluation System 5.6 for PHP 5.6 allows submit_feedback.php SQL Injection, a different vulnerability than CVE-2018-18758.

How urgent is CVE-2018-18757?

Priority 65/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2018-18758 CRITICAL 9.8 DOWNGRADE Open Faculty Evaluation System 7 for PHP 7 allows submit_feedback.php SQL Injection, a different vulnerability

References

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