Is RSFirewall! safe to use?

Laskyr does not give safety verdicts. No known unpatched vulnerabilities in the latest version (1.1.49). As of 2026-11-04. 3 issues are on record for older versions; version 1.1.46 or newer fixes all of them that state a fix. Keep RSFirewall! on the latest version (1.1.49) and remove it if you do not use it.

Which versions of RSFirewall! are vulnerable?

Known issues on record (newest first): Stored cross-site scripting (XSS) (1.1.45 and older, fixed in 1.1.46); Path traversal / file read (1.1.42 and older); Security issue (older than 1.1.25, fixed in 1.1.25). The full list with sources is on this page.

What is the latest version of RSFirewall!?

1.1.49, according to wordpress.org (last updated 2026-11-02). It has 4,000+ active installs.

What should I do if my RSFirewall! is out of date?

Take a backup, then update it from Dashboard > Updates (or run wp plugin update rsfirewall). If you cannot update right away, deactivate it until you can. If you think the site was already attacked, run a free scan at https://laskyr.com/scan.

Plugins · rsfirewall · data as of 2026-11-04

Is RSFirewall! safe? Known vulnerabilities and latest version

Latest version: 1.1.49
Last updated: 2026-11-02
Active installs: 4,000+
Known issues on record: 3
Unpatched in latest: 0
Tested up to WP: 7.1.4 · PHP 5.4+

Based on the success of the most popular firewall for Joomla!, RSFirewall! is now available to protect your WordPress website as well. — by RSJoomla!

What to do

Update to the latest version (1.1.49). Anything older than 1.1.46 has at least one known issue listed below. Dashboard → Updates, or Plugins → “update now”.
If you cannot update right away, deactivate it until you can.
Turn on auto-updates for it: Plugins → “Enable auto-updates” on its row.
If you ran a vulnerable version and something looks off (spam pages, strange admins, redirects), run the free scan.

With WP-CLI: wp plugin get rsfirewall --field=version shows what you run; wp plugin update rsfirewall updates it.

Check your version

Known vulnerabilities

3 on record, newest first. “Affected” is the version range the source gives; “fixed in” is the version the source names, or (marked *) the first wordpress.org release after the last affected version.

high 7.1 CVE-2026-25341 · published 2026-03-25

Stored cross-site scripting (XSS) in RSFirewall! (1.1.45 and older)

Affected: 1.1.45 and older
Fixed in: 1.1.46
Access needed (per CVSS): No login needed; someone on the site has to click a link or open a page
Range from: CVE record (the advisory publisher) · score by Patchstack

Details from the advisory

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in RSJoomla! RSFirewall! rsfirewall allows Stored XSS.This issue affects RSFirewall!: from n/a through <= 1.1.45.

NVD CVE-2026-25341 Patchstack advisory

medium 4.9 CVE-2025-7518 · published 2025-07-12

Path traversal / file read in RSFirewall! (1.1.42 and older)

Affected: 1.1.42 and older
Fixed in: unknown
Access needed (per CVSS): Needs an admin-level account
Range from: CVE record (the advisory publisher) · score by Wordfence

Details from the advisory

The RSFirewall! plugin for WordPress is vulnerable to Path Traversal in all versions up to, and including, 1.1.42 via the get_local_filename() function. This makes it possible for authenticated attackers, with Administrator-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.

NVD CVE-2025-7518 Wordfence advisory Code change (fix)

critical 9.8 CVE-2021-4226 · published 2022-12-15

Security issue in RSFirewall! (older than 1.1.25)

Affected: older than 1.1.25
Fixed in: 1.1.25
Access needed (per CVSS): No login needed
Range from: CVE record (the advisory publisher) · score by NVD

Details from the advisory

RSFirewall tries to identify the original IP address by looking at different HTTP headers. A bypass is possible due to the way it is implemented.

NVD CVE-2021-4226 WPScan advisory

Recent activity

2026-11-02 — latest release on wordpress.org (1.1.49).
2026-03-25 — Stored cross-site scripting (XSS) disclosed (CVE-2026-25341), fixed in 1.1.46.
2025-07-12 — Path traversal / file read disclosed (CVE-2025-7518), fix version not stated.
2022-12-15 — Security issue disclosed (CVE-2021-4226), fixed in 1.1.25.

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Browse vulnerabilities

Types found in this plugin: Cross-site scripting (XSS) (1) · Path traversal and file read (1)

Where this data comes from

Version, last update, installs: wordpress.org/plugins/rsfirewall (Plugins API), fetched 2026-11-04.
Vulnerabilities: NIST National Vulnerability Database (NVD), checked 2026-11-04. This product uses data from the NVD API but is not endorsed or certified by the NVD.
Each record links to its CVE page and to the original advisory (Wordfence, Patchstack or WPScan) where there is one. We only list a CVE here when its references or its advisory name this exact plugin, so a few real issues may be missing; none should be about a different plugin. Spot an error? Email Daniel.

Badge for your site or docs (states facts with a date, not a verdict):

<a href="https://laskyr.com/plugins/rsfirewall"><img src="https://laskyr.com/plugins/rsfirewall/badge.svg" alt="RSFirewall! vulnerability status"></a>

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Is RSFirewall! safe? Known vulnerabilities and latest version

No known unpatched vulnerabilities in the latest version (1.1.49)

What to do

Check your version

Known vulnerabilities

Stored cross-site scripting (XSS) in RSFirewall! (1.1.45 and older)

Path traversal / file read in RSFirewall! (1.1.42 and older)

Security issue in RSFirewall! (older than 1.1.25)

Recent activity

Get an email when RSFirewall! has a new vulnerability

Browse vulnerabilities

Where this data comes from