CVE-2022-3770: A vulnerability classified as critical was found in Yunjing CMS

This month

MEDIUM 6.3MITIGATE

CVE-2022-3770 is a medium-severity flaw (CVSS 6.3) affecting yunjing content management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical was found in Yunjing CMS. This vulnerability affects unknown code of the file /index/user/upload_img.html. The manipulation of the argument file leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-212500.

Why this priority

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	0.7% (top 47%)
CISA exploited list	No
Weakness	CWE-266
Published	2022-10-31
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: xjyunjing

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

Am I affected?

Timeline

2022-10-31 14:15 UTCPublished CVE record published
2026-06-17 05:00 UTCUpdated Record last modified

xjyunjing yunjing content management system MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy yunjing-content-management-system || rpm -q yunjing-content-management-system || yunjing-content-management-system --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

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-2022-3770?

yunjing content management system: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-3770 being exploited?

CVE-2022-3770 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-2022-3770 affect?

CVE-2022-3770 affects yunjing content management system. Severity is medium (CVSS 6.3). A vulnerability classified as critical was found in Yunjing CMS. This vulnerability affects unknown code of the file /index/user/upload_img.html. The manipulation of the argument file leads to unrestricted upload. The attack can be initiate

How urgent is CVE-2022-3770?

Priority 40/100. Public exploit reference

References

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