CVE-2025-4840: The inprosysmedia-likes-dislikes-post WordPress plugin through 1.0.0 does not properly sanitise and escape a p

Q: How do I fix CVE-2025-4840?

likes and dislikes: upgrade to newer than 1.0.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-4840 being exploited?

CVE-2025-4840 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-2025-4840 affect?

CVE-2025-4840 affects likes and dislikes. Severity is high (CVSS 7.5). The inprosysmedia-likes-dislikes-post WordPress plugin through 1.0.0 does not properly sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection

Q: How urgent is CVE-2025-4840?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

HIGH 7.5REMOTEUPGRADE

CVE-2025-4840 is a high-severity flaw (CVSS 7.5) affecting likes and dislikes. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The inprosysmedia-likes-dislikes-post WordPress plugin through 1.0.0 does not properly sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-89
Published	2025-06-10
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: erumfaham

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

Am I affected?

Timeline

2025-06-10 06:15 UTCPublished CVE record published
2026-06-17 09:34 UTCUpdated Record last modified

erumfaham likes and dislikes UPGRADE

Affected: <= 1.0.0

Fixed in: newer than 1.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy likes-and-dislikes || rpm -q likes-and-dislikes || likes-and-dislikes --version

2. UPGRADE to newer than 1.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade likes-and-dislikes

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade likes-and-dislikes

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-2025-4840?

likes and dislikes: upgrade to newer than 1.0.0. Exact commands for each OS are on this page.

Is CVE-2025-4840 being exploited?

CVE-2025-4840 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-2025-4840 affect?

CVE-2025-4840 affects likes and dislikes. Severity is high (CVSS 7.5). The inprosysmedia-likes-dislikes-post WordPress plugin through 1.0.0 does not properly sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection

How urgent is CVE-2025-4840?

Priority 48/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

WordPress vulnerabilities

References

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