CVE-2026-33240
Reflected XSS in Combodo iTop <3.2.3 foreign-key search API.
Is CVE-2026-33240 being exploited?
Not confirmed. CVE-2026-33240 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 0.27% probability of exploitation in the next 30 days.
How severe is CVE-2026-33240?
CVE-2026-33240 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-2026-33240?
Yes. A fix has been recorded for CVE-2026-33240. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-33240 affect?
CVE-2026-33240 affects Combodo iTop < 3.2.3, iTop foreign-key search API. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-33240?
Upgrade to iTop 3.2.3; apply input validation and WAF rules until patched.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Reflected XSS allows remote attackers to run arbitrary JavaScript in victim browsers, enabling session token theft, account takeover, and forged actions.
Patch when possible
- affected< 3.2.3
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.