CVE-2025-1947: A vulnerability classified as critical has been found in hzmanyun Education and Training System 2.1.3

This month

MEDIUM 6.3DOWNGRADE

CVE-2025-1947 is a medium-severity flaw (CVSS 6.3) affecting education and training system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical has been found in hzmanyun Education and Training System 2.1.3. This affects the function scorm of the file UploadImageController.java. The manipulation of the argument param leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Why this priority

EPSS top 7%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	5.2% (top 7%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2025-03-04
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: hzmanyun

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

Am I affected?

Timeline

2025-03-04 19:15 UTCPublished CVE record published
2026-06-17 08:40 UTCUpdated Record last modified

hzmanyun education and training system DOWNGRADE

Affected: 2.1.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1.3

1. Check installed version

apt-cache policy education-and-training-system || rpm -q education-and-training-system || education-and-training-system --version

2. No fixed release: DOWNGRADE to a release before 2.1.3 (Debian / Ubuntu)

apt-cache madison education-and-training-system sudo apt install education-and-training-system=<VERSION_BEFORE_2.1.3> sudo apt-mark hold education-and-training-system

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

dnf --showduplicates list education-and-training-system sudo dnf downgrade education-and-training-system-<VERSION_BEFORE_2.1.3> sudo dnf versionlock add education-and-training-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-2025-1947?

education and training system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-1947 being exploited?

CVE-2025-1947 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-2025-1947 affect?

CVE-2025-1947 affects education and training system. Severity is medium (CVSS 6.3). A vulnerability classified as critical has been found in hzmanyun Education and Training System 2.1.3. This affects the function scorm of the file UploadImageController.java. The manipulation of the argument param leads to command injection

How urgent is CVE-2025-1947?

Priority 50/100. EPSS top 7%: very likely to be exploited; Public exploit reference

Software pages

Java vulnerabilities

Related CVEs

CVE-2025-1946 MEDIUM 6.3 DOWNGRADE A vulnerability was found in hzmanyun Education and Training System 2.1
CVE-2025-1676 MEDIUM 6.3 DOWNGRADE A vulnerability classified as critical was found in hzmanyun Education and Training System 3.1.1
CVE-2025-1555 HIGH 7.3 DOWNGRADE A vulnerability classified as critical was found in hzmanyun Education and Training System 3.1.1

References

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