CVE-2026-73090
PeerTube flaw allows federated servers to tamper with other servers' video data.
Is CVE-2026-73090 being exploited?
Not confirmed. CVE-2026-73090 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 0.22% probability of exploitation in the next 30 days.
How severe is CVE-2026-73090?
CVE-2026-73090 is rated Critical with a CVSS score of 9.3. 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-2026-73090?
Yes. A fix has been recorded for CVE-2026-73090. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-73090 affect?
CVE-2026-73090 affects PeerTube < 8.2.2, Federated PeerTube instances. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-73090?
Upgrade all PeerTube instances to 8.2.2 immediately
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote unauthorized update of other servers' video metadata, visibility, media file and HLS URLs; enables content replacement or redirection.
Immediate action required
- affected< 8.2.2
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.