CVE-2025-4133: The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 8.4.0 does not escape the title of

Q: How do I fix CVE-2025-4133?

blog2social: upgrade to 8.4.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-4133 being exploited?

CVE-2025-4133 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-2025-4133 affect?

CVE-2025-4133 affects blog2social. Severity is medium (CVSS 5.4). The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 8.4.0 does not escape the title of posts when outputting them in a dashboard, which could allow users with the contributor role to perform Cross-Site Scripting atta

Q: How urgent is CVE-2025-4133?

Priority 29/100. Public exploit reference

Routine

MEDIUM 5.4UPGRADE

CVE-2025-4133 is a medium-severity flaw (CVSS 5.4) affecting blog2social. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 8.4.0 does not escape the title of posts when outputting them in a dashboard, which could allow users with the contributor role to perform Cross-Site Scripting attacks.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.3% (top 78%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-05-22
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: adenion

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

Am I affected?

Timeline

2025-05-22 06:15 UTCPublished CVE record published
2026-06-17 09:32 UTCUpdated Record last modified

adenion blog2social UPGRADE

Affected: < 8.4.0

Fixed in: 8.4.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy blog2social || rpm -q blog2social || blog2social --version

2. UPGRADE to 8.4.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade blog2social

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade blog2social

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-2025-4133?

blog2social: upgrade to 8.4.0. Exact commands for each OS are on this page.

Is CVE-2025-4133 being exploited?

CVE-2025-4133 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-2025-4133 affect?

CVE-2025-4133 affects blog2social. Severity is medium (CVSS 5.4). The Blog2Social: Social Media Auto Post & Scheduler WordPress plugin before 8.4.0 does not escape the title of posts when outputting them in a dashboard, which could allow users with the contributor role to perform Cross-Site Scripting atta

How urgent is CVE-2025-4133?

Priority 29/100. Public exploit reference

Software pages

WordPress vulnerabilities

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References

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