CVE-2026-30913
medium
CVSS v3
4.6
CVSS v4 NEW
—
VIR risk
4.6
Description
flarum/nicknames extension has display name injection in notification emails (autolink & markdown)
Predictions
Exploit likelihood
56%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | flarum/nicknames | <1.8.3 | 1.8.3 |
References
- https://github.com/flarum/framework/security/advisories/GHSA-3c4m-j3g4-hh25
- https://github.com/flarum/nicknames/commit/4dde99729abdce8f6e2a7437c86e38735fdcca28
- https://github.com/flarum/nicknames/releases/tag/v1.8.
- https://nvd.nist.gov/vuln/detail/CVE-2026-30913
- https://github.com/flarum/framework
- https://github.com/flarum/nicknames/releases/tag/v1.8.3
CWEs
CWE-79
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.