CVE-2025-41764
Unauthorized RCE via unauthenticated wwwupdate.cgi
Is CVE-2025-41764 being exploited?
Not confirmed. CVE-2025-41764 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 0.41% probability of exploitation in the next 30 days.
How severe is CVE-2025-41764?
CVE-2025-41764 is rated Critical with a CVSS score of 9.1. 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-2025-41764?
Yes. A fix has been recorded for CVE-2025-41764. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-41764 affect?
CVE-2025-41764 affects Unspecified products using wwwupdate.cgi. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-41764?
Restrict access to update endpoint; monitor; patch when released
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote attacker can upload/apply arbitrary updates via wwwupdate.cgi, enabling code execution
Immediate action required
- affected< 6.0.1.0
- affected< 6.0.1.0
- affected< 6.0.1.0
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.