EUVD-2026-107998

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by an uncontrolled resource consumption vulnerability in the CSS proxy the utils/modcss action. The fetched stylesheet was read into memory in full, with no size limit and no read timeout, so a stylesheet URL referencing an...

CVE-2026-114731

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by an uncontrolled resource consumption vulnerability in the CSS proxy the utils/modcss action. The fetched stylesheet was read into memory in full, with no size limit and no read timeout, so a stylesheet URL referencing an...

CVE-2026-114731

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by an uncontrolled resource consumption vulnerability in the CSS proxy the utils/modcss action. The fetched stylesheet was read into memory in full, with no size limit and no read timeout, so a stylesheet URL referencing an...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

EUVD-2026-107706

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

CVE-2026-114728

Roundcube Webmail versions prior to 1.6.20 and 1.7.x before 1.7.5 are vulnerable to a remote content blocking bypass within the handling of FuncIRI attributes . The rcube_washtml function failed to recognize certain CSS escape sequences (e.g., \000075rl( or u\72 l() when detecting the url() token...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

CVE-2026-114722

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a CSS scoping bypass in HTML messages. rcubeutils::modcssstyles did not treat an at-rule prologue such as @layer a; as a selector boundary, and did not handle selectors beginning with ::, so selectors following an at-rule were...

CVE-2026-114722

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a CSS scoping bypass in HTML messages. rcubeutils::modcssstyles did not treat an at-rule prologue such as @layer a; as a selector boundary, and did not handle selectors beginning with ::, so selectors following an at-rule were...

CVE-2026-114722

Roundcube Webmail versions before 1.6.20 and 1.7.x before 1.7.5 are vulnerable to a CSS scoping bypass within HTML messages. The root cause lies in the rcube_utils::mod_css_styles() function, which fails to recognize at-rule prologues (e.g., @layer a;) as selector boundaries and does not handle s...

CVE-2026-114722

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a CSS scoping bypass in HTML messages. rcubeutils::modcssstyles did not treat an at-rule prologue such as @layer a; as a selector boundary, and did not handle selectors beginning with ::, so selectors following an at-rule were...

EUVD-2026-107887

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a CSS scoping bypass in HTML messages. rcubeutils::modcssstyles did not treat an at-rule prologue such as @layer a; as a selector boundary, and did not handle selectors beginning with ::, so selectors following an at-rule were...

CVE-2026-114722

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a CSS scoping bypass in HTML messages. rcubeutils::modcssstyles did not treat an at-rule prologue such as @layer a; as a selector boundary, and did not handle selectors beginning with ::, so selectors following an at-rule were...

CVE-2026-96380

The Drupal CSS Usage Analyzer module (versions 1.0.0 through 1.0.2 ) contains a Missing Authorization vulnerability. The root cause is that the module fails to sufficiently protect the /css-usage-analyzer/save endpoint against forged or repeated submissions. This allows for Forceful Browsing , wh...

CVE-2026-96380 CSS Usage Analyzer - Moderately critical - Improper access control - SA-CONTRIB-2026-189

Missing Authorization vulnerability in Drupal CSS Usage Analyzer allows Forceful Browsing. This issue affects CSS Usage Analyzer versions: from 1.0.0 to 1.0.2...

EUVD-2026-107812

Missing Authorization vulnerability in Drupal CSS Usage Analyzer allows Forceful Browsing. This issue affects CSS Usage Analyzer versions: from 1.0.0 to 1.0.2...

CVE-2026-96380 CSS Usage Analyzer - Moderately critical - Improper access control - SA-CONTRIB-2026-189

Missing Authorization vulnerability in Drupal CSS Usage Analyzer allows Forceful Browsing. This issue affects CSS Usage Analyzer versions: from 1.0.0 to 1.0.2...

CVE-2026-96380 CSS Usage Analyzer - Moderately critical - Improper access control - SA-CONTRIB-2026-189

Missing Authorization vulnerability in Drupal CSS Usage Analyzer allows Forceful Browsing. This issue affects CSS Usage Analyzer versions: from 1.0.0 to 1.0.2...