CVE-2021-25201: SQL injection vulnerability in Learning Management System v 1.0 allows remote attackers to execute arbitrary S

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2021-25201 is a high-severity flaw (CVSS 7.5) affecting learning management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in Learning Management System v 1.0 allows remote attackers to execute arbitrary SQL statements through the id parameter to obtain sensitive database information.

Why this priority

High 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	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.5% (top 25%)
CISA exploited list	No
Weakness	CWE-89
Published	2021-07-23
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: learning management system project

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

Am I affected?

Timeline

2021-07-23 14:15 UTCPublished CVE record published
2026-06-17 03:41 UTCUpdated Record last modified

learning management system project learning management 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 learning-management-system || rpm -q learning-management-system || learning-management-system --version

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

apt-cache madison learning-management-system sudo apt install learning-management-system=<VERSION_BEFORE_1.0> sudo apt-mark hold learning-management-system

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

dnf --showduplicates list learning-management-system sudo dnf downgrade learning-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add learning-management-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-2021-25201?

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

Is CVE-2021-25201 being exploited?

CVE-2021-25201 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-2021-25201 affect?

CVE-2021-25201 affects learning management system. Severity is high (CVSS 7.5). SQL injection vulnerability in Learning Management System v 1.0 allows remote attackers to execute arbitrary SQL statements through the id parameter to obtain sensitive database information.

How urgent is CVE-2021-25201?

Priority 55/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

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References

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