VYPR
High severity7.5NVD Advisory· Published Jul 9, 2026· Updated Jul 14, 2026

CVE-2026-49256

CVE-2026-49256

Description

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, restricted tag and tag-group names attached to publicly readable categories as allowed_tags, allowed_tag_groups, or required tag groups could leak to anonymous and unauthorized users through category and group endpoints. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

Affected products

4
  • Discourse (software)/Discoursellm-fuzzy3 versions
    <2026.6.0, <2026.5.1, <2026.4.2, <2026.1.5+ 2 more
    • (no CPE)range: <2026.6.0, <2026.5.1, <2026.4.2, <2026.1.5
    • cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*range: >=2026.1.0,<2026.1.5
    • cpe:2.3:a:discourse:discourse:2026.6.0:*:*:*:latest:*:*:*
  • osv-coords
    Range: >= 2026.1.0, < 2026.1.5

Patches

Vulnerability mechanics

References

5

News mentions

0

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