CVE-2026-54823
RCE in Widget Options <=4.2.3 allows remote code execution.
Is CVE-2026-54823 being exploited?
Not confirmed. CVE-2026-54823 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 0.79% probability of exploitation in the next 30 days.
How severe is CVE-2026-54823?
CVE-2026-54823 is rated Critical with a CVSS score of 9.9. 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-2026-54823?
Not known from our data. No patch reference has been recorded for CVE-2026-54823, 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 should I do about CVE-2026-54823?
Patch ASAP when released; apply vendor mitigations if provided.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote code execution via crafted input in Widget Options; attacker can run arbitrary code with application privileges.
Patch when possible
- affected<= 4.2.3
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.