CVE-2021-29484
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
DOM XSS in Theme Preview
Predictions
Exploit likelihood
30%
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 |
|---|---|---|---|
| npm | ghost | >=4.0.0,<4.3.3 | 4.3.3 |
References
- https://github.com/TryGhost/Ghost/security/advisories/GHSA-9fgx-q25h-jxrg
- https://nvd.nist.gov/vuln/detail/CVE-2021-29484
- https://github.com/TryGhost/Ghost/commit/14b3431de12e674a0bd562e9230e2891b6903ae2
- https://blog.sonarsource.com/ghost-admin-takeover
- https://forum.ghost.org/t/critical-security-update-available-for-ghost-4-x/22290
- https://github.com/TryGhost/Ghost
- https://security.netapp.com/advisory/ntap-20210618-0006
- https://www.npmjs.com/package/ghost
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.