CVE-2026-28191
Subscriber privilege escalation in The Grid <=2.7.9.1 enabling elevated account takeover
Is CVE-2026-28191 being exploited?
Not confirmed. CVE-2026-28191 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 0.31% probability of exploitation in the next 30 days.
How severe is CVE-2026-28191?
CVE-2026-28191 is rated High with a CVSS score of 8.8. 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-2026-28191?
Not known from our data. No patch reference has been recorded for CVE-2026-28191, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-28191 affect?
CVE-2026-28191 affects The Grid <= 2.7.9.1. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-28191?
Apply vendor patch when released; restrict subscriber privileges and monitor logs
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated subscriber can escalate privileges to admin-level, enabling account takeover, data access, and configuration changes.
Patch when possible
- affected<= 2.8.0
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.