CVE-2026-73211
Unauthenticated SQL injection in PeerTube allows DB compromise and admin takeover
Is CVE-2026-73211 being exploited?
Not confirmed. CVE-2026-73211 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.39% probability of exploitation in the next 30 days.
How severe is CVE-2026-73211?
CVE-2026-73211 is rated Critical with a CVSS score of 9.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-73211?
Yes. A fix has been recorded for CVE-2026-73211. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-73211 affect?
CVE-2026-73211 affects PeerTube < 8.1.6, Self-hosted PeerTube instances, ActivityPub federation endpoints. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-73211?
Upgrade PeerTube to 8.1.6 immediately; isolate untrusted federation and rotate tokens/credentials.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated SQL injection via actor inboxUrl lets attackers read/write DB, steal oAuth tokens, and take over admin accounts.
Immediate action required
- affected< 8.1.6
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.