CVE-2026-66918
DOM XSS via unsanitized SVG in Pivotick's svgIcon innerHTML rendering.
Is CVE-2026-66918 being exploited?
Not confirmed. CVE-2026-66918 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 0.28% probability of exploitation in the next 30 days.
How severe is CVE-2026-66918?
CVE-2026-66918 is rated High with a CVSS score of 8.2. 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-2026-66918?
Not known from our data. No patch reference has been recorded for CVE-2026-66918, 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-2026-66918 affect?
CVE-2026-66918 affects Pivotick (svgIcon innerHTML usage), Web applications embedding Pivotick that render untrusted graph data. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-66918?
Sanitize/reject untrusted SVG, avoid innerHTML on SVG, apply Pivotick patch when available.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Attacker-supplied SVG can run arbitrary JS in the app context, enabling data theft, UI tampering, and actions using the victim's session.
Patch when possible
- affected<= 1.4.0
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.