CVE-2026-30831
Auth bypass in Rocket.Chat DDP Streamer; 2FA/status checks not enforced.
Is CVE-2026-30831 being exploited?
Not confirmed. CVE-2026-30831 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 0.33% probability of exploitation in the next 30 days.
How severe is CVE-2026-30831?
CVE-2026-30831 is rated High with a CVSS score of 8.0. 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-2026-30831?
Yes. A fix has been recorded for CVE-2026-30831. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-30831 affect?
CVE-2026-30831 affects Rocket.Chat Enterprise DDP Streamer pre-patch versions. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-30831?
Patch to latest release; enforce MFA after patch
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
MFA bypass on login via DDP Streamer; deactivated accounts can sign in, enabling account compromise.
Patch when possible
- affected< 7.10.8
- affected< 7.11.5
- affected< 7.12.5
- affected< 7.13.4
- affected< 8.0.2
- affected< 8.1.1
- affected< 8.2.0
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.