CVE-2025-14199: A flaw has been found in Verysync 微力同步 up to 2.21.3

Q: How do I fix CVE-2025-14199?

verysync: upgrade to newer than 2.21.3. Exact commands for each OS are on this page.

Q: Is CVE-2025-14199 being exploited?

CVE-2025-14199 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-14199 affect?

CVE-2025-14199 affects verysync. Severity is medium (CVSS 6.3). A flaw has been found in Verysync 微力同步 up to 2.21.3. This impacts an unknown function of the file /rest/f/api/resources/f96956469e7be39d/tmp/text.txt?override=false of the component Web Administration Module. Executing manipulation can lead

Q: How urgent is CVE-2025-14199?

Priority 34/100. Public exploit reference

Routine

MEDIUM 6.3UPGRADE

CVE-2025-14199 is a medium-severity flaw (CVSS 6.3) affecting verysync. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A flaw has been found in Verysync 微力同步 up to 2.21.3. This impacts an unknown function of the file /rest/f/api/resources/f96956469e7be39d/tmp/text.txt?override=false of the component Web Administration Module. Executing manipulation can lead to unrestricted upload. The attack may be performed from remote. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 70%)
CISA exploited list	No
Weakness	CWE-284, CWE-434
Published	2025-12-07
Last modified	2026-10-14

Publisher (CNA): VulDB · Vendor: verysync

Last updated 2026-10-14 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-12-07 17:15 UTCPublished CVE record published
2026-10-14 22:10 UTCUpdated Record last modified

verysync verysync UPGRADE

Affected: <= 2.21.3

Fixed in: newer than 2.21.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy verysync || rpm -q verysync || verysync --version

2. UPGRADE to newer than 2.21.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade verysync

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade verysync

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2025-14199?

verysync: upgrade to newer than 2.21.3. Exact commands for each OS are on this page.

Is CVE-2025-14199 being exploited?

CVE-2025-14199 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-2025-14199 affect?

CVE-2025-14199 affects verysync. Severity is medium (CVSS 6.3). A flaw has been found in Verysync 微力同步 up to 2.21.3. This impacts an unknown function of the file /rest/f/api/resources/f96956469e7be39d/tmp/text.txt?override=false of the component Web Administration Module. Executing manipulation can lead

How urgent is CVE-2025-14199?

Priority 34/100. Public exploit reference

Related CVEs

CVE-2025-14198 MEDIUM 5.3 UPGRADE A vulnerability was detected in Verysync 微力同步 2.21.3

References

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