CVE-2026-18051 (CVSS 10) is an unauthenticated arbitrary file write in W3 Total Cache, exposing 900k+ WordPress sites. Update to 2.10.5 now.
#W3TotalCache #WordPress #CVE202618051 #PathTraversal #InfoSec
#W3TotalCache #WordPress #CVE202618051 #PathTraversal #InfoSec
CVE-2026-18051 (CVSS 10): Unauthenticated Arbitrary File Write Hits 900k W3 Total Cache Sites
TL;DR A critical W3 Total Cache vulnerability lets unauthenticated attackers write files anywhere on the server. Tracked as CVE-2026-18051, it earns the top CVSS score of 10. The plugin runs on more than 900,000 WordPress sites. Why it matters W3 Total Cache is one of WordPress's most popular caching plugins. It improves site speed, SEO, and Core Web Vitals. This flaw needs no login and no user interaction.
securityonline.info
August 19, 2026 at 8:53 AM
CVE-2026-18051 (CVSS 10) is an unauthenticated arbitrary file write in W3 Total Cache, exposing 900k+ WordPress sites. Update to 2.10.5 now.
#W3TotalCache #WordPress #CVE202618051 #PathTraversal #InfoSec
#W3TotalCache #WordPress #CVE202618051 #PathTraversal #InfoSec
@Edent ah, that makes total sense! (so _not_ W3TotalCache for you :)
I'm still looking for my own tool to do that migration, but for cases where there's new content to write (and comments to get 🤞), but the writing interface is the one that needs most checks...
I'm still looking for my own tool to do that migration, but for cases where there's new content to write (and comments to get 🤞), but the writing interface is the one that needs most checks...
February 11, 2025 at 8:18 AM
@Edent ah, that makes total sense! (so _not_ W3TotalCache for you :)
I'm still looking for my own tool to do that migration, but for cases where there's new content to write (and comments to get 🤞), but the writing interface is the one that needs most checks...
I'm still looking for my own tool to do that migration, but for cases where there's new content to write (and comments to get 🤞), but the writing interface is the one that needs most checks...
@Edent is it for a one time "off Wordpress, onto static" migration, or you are still editing in Wordpress but the publishing being static?
Asking as it's relevant for my interests, but more the first kind, while your edit seems more the second kind?
I've used W3TotalCache for static […]
Asking as it's relevant for my interests, but more the first kind, while your edit seems more the second kind?
I've used W3TotalCache for static […]
Original post on fosstodon.org
fosstodon.org
February 11, 2025 at 8:12 AM
@Edent is it for a one time "off Wordpress, onto static" migration, or you are still editing in Wordpress but the publishing being static?
Asking as it's relevant for my interests, but more the first kind, while your edit seems more the second kind?
I've used W3TotalCache for static […]
Asking as it's relevant for my interests, but more the first kind, while your edit seems more the second kind?
I've used W3TotalCache for static […]
Vulnerabilità critica nel plugin WordPress W3 Total Cache. 430.000 siti a rischio!
📌 Link all'articolo : www.redhotcyber.com/post/vul...
#redhotcyber #news #wordpress #vulnerabilita #cybersecurity #hacking #w3totalcache #cve20259501 #php #sicurezzainformatica #infosec
📌 Link all'articolo : www.redhotcyber.com/post/vul...
#redhotcyber #news #wordpress #vulnerabilita #cybersecurity #hacking #w3totalcache #cve20259501 #php #sicurezzainformatica #infosec
November 21, 2025 at 7:30 AM
Vulnerabilità critica nel plugin WordPress W3 Total Cache. 430.000 siti a rischio!
📌 Link all'articolo : www.redhotcyber.com/post/vul...
#redhotcyber #news #wordpress #vulnerabilita #cybersecurity #hacking #w3totalcache #cve20259501 #php #sicurezzainformatica #infosec
📌 Link all'articolo : www.redhotcyber.com/post/vul...
#redhotcyber #news #wordpress #vulnerabilita #cybersecurity #hacking #w3totalcache #cve20259501 #php #sicurezzainformatica #infosec
W3 Total Cache vs REST API: guía de soluciones
Descubre cómo resolver los problemas entre W3 Total Cache y REST API en WordPress. Guía completa con soluciones prácticas y mejores prácticas.
#w3totalcache #wordpressrestapi #cachewordpress #pluginswordpress #soluciónproblemas
Descubre cómo resolver los problemas entre W3 Total Cache y REST API en WordPress. Guía completa con soluciones prácticas y mejores prácticas.
#w3totalcache #wordpressrestapi #cachewordpress #pluginswordpress #soluciónproblemas
W3 Total Cache vs REST API: guía de soluciones - Seguridad en Wordpress
W3 Total Cache puede causar conflictos con la REST API de WordPress. Descubre los problemas comunes, por qué ocurren y cómo resolverlos para mantener tu sitio funcionando correctamente.
seguridadenwordpress.com
April 19, 2026 at 11:42 AM
W3 Total Cache vs REST API: guía de soluciones
Descubre cómo resolver los problemas entre W3 Total Cache y REST API en WordPress. Guía completa con soluciones prácticas y mejores prácticas.
#w3totalcache #wordpressrestapi #cachewordpress #pluginswordpress #soluciónproblemas
Descubre cómo resolver los problemas entre W3 Total Cache y REST API en WordPress. Guía completa con soluciones prácticas y mejores prácticas.
#w3totalcache #wordpressrestapi #cachewordpress #pluginswordpress #soluciónproblemas
🚨 Critical alert for WordPress users! The W3 Total Cache plugin (1M+ installs) is vulnerable to PHP command injection (CVE-2025-9501). Update to v2.8.13 ASAP to secure your site! 🛡️ Don't wait! #WordPress #CyberSecurity #W3TotalCache #UpdateNow snip.ly/1r381e
November 19, 2025 at 6:28 PM
🚨 Critical alert for WordPress users! The W3 Total Cache plugin (1M+ installs) is vulnerable to PHP command injection (CVE-2025-9501). Update to v2.8.13 ASAP to secure your site! 🛡️ Don't wait! #WordPress #CyberSecurity #W3TotalCache #UpdateNow snip.ly/1r381e
Critical vulnerability in W3 Total Cache plugin exposes over 1 million WordPress sites to RCE attacks. Update to version 2.8.13 now! #WordPress #CyberSecurity #W3TotalCache #RCE #UpdateNow Link: thedailytechfeed.com/critical-w3-...
November 25, 2025 at 5:18 PM
Critical vulnerability in W3 Total Cache plugin exposes over 1 million WordPress sites to RCE attacks. Update to version 2.8.13 now! #WordPress #CyberSecurity #W3TotalCache #RCE #UpdateNow Link: thedailytechfeed.com/critical-w3-...
Critical vulnerability in W3 Total Cache plugin (CVE-2025-9501) exposes 1M+ WordPress sites to RCE attacks. Update to version 2.8.13 immediately! #WordPress #CyberSecurity #W3TotalCache Link: thedailytechfeed.com/critical-sec...
November 19, 2025 at 4:15 PM
Critical vulnerability in W3 Total Cache plugin (CVE-2025-9501) exposes 1M+ WordPress sites to RCE attacks. Update to version 2.8.13 immediately! #WordPress #CyberSecurity #W3TotalCache Link: thedailytechfeed.com/critical-sec...
Diviser le temps de chargement de la page par 2 en désactivant le système qui génère des fichiers JS tellement gros, que le browser peine à le parser. #wordpress #w3totalcache
November 11, 2024 at 4:27 PM
Diviser le temps de chargement de la page par 2 en désactivant le système qui génère des fichiers JS tellement gros, que le browser peine à le parser. #wordpress #w3totalcache
Vulnerabilità critiche in 7-Zip, WhatsApp e WordPress espongono milioni di utenti a rischi di exploit, furto dati ed esecuzione codice remoto.
#7Zip #exploit #W3TotalCache #WhatsApp #Wordpress
www.matricedigitale.it/2025/11/19/v...
#7Zip #exploit #W3TotalCache #WhatsApp #Wordpress
www.matricedigitale.it/2025/11/19/v...
November 19, 2025 at 6:29 PM
Vulnerabilità critiche in 7-Zip, WhatsApp e WordPress espongono milioni di utenti a rischi di exploit, furto dati ed esecuzione codice remoto.
#7Zip #exploit #W3TotalCache #WhatsApp #Wordpress
www.matricedigitale.it/2025/11/19/v...
#7Zip #exploit #W3TotalCache #WhatsApp #Wordpress
www.matricedigitale.it/2025/11/19/v...
W3 Total Cacheプラグインの欠陥により、数十万のWordPressサイトが攻撃にさらされる
A flaw in the W3 Total Cache plugin exposes hundreds of thousands of WordPress sites to attacks #SecurityAffairs (Jan 19)
#WordPress #W3TotalCache #脆弱性 #CVE202412365 #セキュリティアップデート
A flaw in the W3 Total Cache plugin exposes hundreds of thousands of WordPress sites to attacks #SecurityAffairs (Jan 19)
#WordPress #W3TotalCache #脆弱性 #CVE202412365 #セキュリティアップデート
A flaw in the W3 Total Cache plugin exposes hundreds of thousands of WordPress sites to attacks
A WordPress W3 Total Cache plugin flaw could allow attackers to access info from internal services, including metadata on cloud-based apps.
buff.ly
January 20, 2025 at 12:28 AM
W3 Total Cacheプラグインの欠陥により、数十万のWordPressサイトが攻撃にさらされる
A flaw in the W3 Total Cache plugin exposes hundreds of thousands of WordPress sites to attacks #SecurityAffairs (Jan 19)
#WordPress #W3TotalCache #脆弱性 #CVE202412365 #セキュリティアップデート
A flaw in the W3 Total Cache plugin exposes hundreds of thousands of WordPress sites to attacks #SecurityAffairs (Jan 19)
#WordPress #W3TotalCache #脆弱性 #CVE202412365 #セキュリティアップデート
Critical vulnerability in W3 Total Cache plugin (CVE-2025-9501) exposes 1M+ WordPress sites to RCE attacks. Update to version 2.8.13 immediately! #WordPress #PotatoSecurity #W3TotalCache Link: thedailytechfeed.com/critical-sec...
November 19, 2025 at 4:15 PM
Critical vulnerability in W3 Total Cache plugin (CVE-2025-9501) exposes 1M+ WordPress sites to RCE attacks. Update to version 2.8.13 immediately! #WordPress #PotatoSecurity #W3TotalCache Link: thedailytechfeed.com/critical-sec...
Es gibt aktuellen einen fiesen #AJAX Buf im #W3TC #Plugin, man sollte ein #Rollback auf 2.9.2 machen wordpress.org/support/plug... #wordpress #w3totalcache #caching
[W3 Total Cache] Support | WordPress.org
wordpress.org
March 31, 2026 at 8:37 AM
Es gibt aktuellen einen fiesen #AJAX Buf im #W3TC #Plugin, man sollte ein #Rollback auf 2.9.2 machen wordpress.org/support/plug... #wordpress #w3totalcache #caching