litespeedtech vulnerabilities

CVEs per yearBy the year they were published

1. 20243
2. 20253
3. 202611

Newest CVEs

• CVE-2026-93389

  LiteSpeed Cache <= 7.9.1 - Unauthenticated Sensitive Information Disclosure (WooCommerce Store API Cart/Checkout PII + Cart-Token) via Public REST Caching

  litespeedtech · LiteSpeed Cache

  High8.2
• CVE-2026-119559

  OpenLiteSpeed through 1.9.4 mTLS Bypass via HTTP/3 SNI and Host Mismatch

  litespeedtech · openlitespeed

  High8.2
• CVE-2026-116763

  LiteSpeed Cache <= 7.9.1 - Unauthenticated Stored Cross-Site Scripting via HTML Minifier Predictable Placeholder (md5(REQUEST_TIME) + two-pass str_replace)

  litespeedtech · LiteSpeed Cache

  Medium5.4
• CVE-2026-109215

  LiteSpeed Cache <= 7.9.1 - Authenticated (Subscriber+) Stored Cross-Site Scripting via VPI Image Attribute Re-Serialization

  litespeedtech · LiteSpeed Cache

  Medium6.4
• CVE-2026-115482

  In lsquic before 4.9.0, the HTTP/3 implementation can use an excessive amount of memory because the number of buffered header sets is not limited, as…

  litespeedtech · lsquic

  High7.5
• CVE-2026-104474

  OpenLiteSpeed before 1.9.3 Local Privilege Escalation via lsup.sh Auto-Update

  litespeedtech · openlitespeed

  Medium5.4
• CVE-2026-93903

  LiteSpeed Web Server (LSWS) before 6.3.7 build 1 mishandles internal redirect URL validation in a certain "corner case" of %252e%252e double decoding, letting…

  litespeedtech · LiteSpeed Web Server

  Critical9.4
• CVE-2026-76579

  LiteSpeed Cache <= 7.9 - Reflected Cross-Site Scripting via ESI 'esi' Parameter

  litespeedtech · LiteSpeed Cache

  Medium4.7
• CVE-2026-3129

  LiteSpeed Cache <= 7.7 - Authenticated (Author+) Stored Cross-Site Scripting via img Tag Attributes

  litespeedtech · LiteSpeed Cache

  Medium6.4
• CVE-2026-18978

  LiteSpeed Cache <= 7.8.1 - Unauthenticated Stored Cross-Site Scripting via Comment Content

  litespeedtech · LiteSpeed Cache

  High7.2