CVE-2026-61524
Authenticated module upload permits remote code execution via ZIP with PHP webshell.
Is CVE-2026-61524 being exploited?
Not confirmed. CVE-2026-61524 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 0.56% probability of exploitation in the next 30 days.
How severe is CVE-2026-61524?
CVE-2026-61524 is rated High with a CVSS score of 8.6. 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-2026-61524?
Yes. A fix has been recorded for CVE-2026-61524. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-61524 affect?
CVE-2026-61524 affects WebsiteBaker CMS <2.13.10, Module installation feature, modules/ web-accessible directory. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-61524?
Update to 2.13.10; disable module installer if unable, scan modules/ for webshells and rotate credentials.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated admin can upload a crafted ZIP that extracts a PHP webshell to modules/, enabling unauthenticated RCE, site compromise, and possible server takeover.
Immediate action required
- affected< 2.13.10
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.