CVE-2025-3386: A vulnerability was found in LinZhaoguan pb-cms 2.0

Routine

LOW 2.4DOWNGRADE

CVE-2025-3386 is a low-severity flaw (CVSS 2.4) affecting pb-cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in LinZhaoguan pb-cms 2.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /admin#links of the component Friendship Link Handler. The manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	2.4 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.3% (top 72%)
CISA exploited list	No
Weakness	CWE-79, CWE-94
Published	2025-04-07
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: pb-cms project

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

Am I affected?

Timeline

2025-04-07 22:15 UTCPublished CVE record published
2026-06-17 09:19 UTCUpdated Record last modified

pb-cms project pb-cms DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy pb-cms || rpm -q pb-cms || pb-cms --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison pb-cms sudo apt install pb-cms=<VERSION_BEFORE_2.0> sudo apt-mark hold pb-cms

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

dnf --showduplicates list pb-cms sudo dnf downgrade pb-cms-<VERSION_BEFORE_2.0> sudo dnf versionlock add pb-cms

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-2025-3386?

pb-cms: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-3386 being exploited?

CVE-2025-3386 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-2025-3386 affect?

CVE-2025-3386 affects pb-cms. Severity is low (CVSS 2.4). A vulnerability was found in LinZhaoguan pb-cms 2.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /admin#links of the component Friendship Link Handler. The manipulation leads to cross s

How urgent is CVE-2025-3386?

Priority 20/100. Public exploit reference

Related CVEs

CVE-2025-3385 LOW 2.4 DOWNGRADE A vulnerability was found in LinZhaoguan pb-cms 2.0
CVE-2025-1745 MEDIUM 4.3 DOWNGRADE A vulnerability has been found in LinZhaoguan pb-cms 2.0 and classified as problematic
CVE-2024-51229 HIGH 8.8 DOWNGRADE Cross Site Scripting vulnerability in LinZhaoguan pb-cms v.2.0 allows a remote attacker to execute arbitrary c
CVE-2024-10479 LOW 2.4 UPGRADE A vulnerability, which was classified as problematic, was found in LinZhaoguan pb-cms up to 2.0.1
CVE-2024-10478 LOW 2.4 UPGRADE A vulnerability, which was classified as problematic, has been found in LinZhaoguan pb-cms up to 2.0.1

References

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