CVE-2026-30913: flarum/nicknames extension has display name injection in notification emails (autolink & markdown)

medium Affects flarum/nicknames. Feed 2026.10.29.3, updated 2026-10-29; published 2026-03-10.

flarum/nicknames extension has display name injection in notification emails (autolink & markdown)

Package: flarum/nicknames Composer
Affected versions: <1.8.3
Fixed in: 1.8.3
Severity: medium CVSS 4.6
Exploitation: not on CISA KEV · EPSS 0% (7.1th percentile)
Published: 2026-03-10
Source: osv.dev

References

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# then
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