CVE-2026-72578
HIGHCVE-2026-72578 is a high-severity (CVSS 8.8) Cross-Site Request Forgery (CSRF) vulnerability. O3 Security confirms whether CVE-2026-72578 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.
A cross-site request forgery (CSRF) vulnerability in FreePBX Framework 17.0 allows an unauthenticated remote attacker to perform administrative actions on behalf of an authenticated…
Exploitation Status
No confirmed exploitation observed yet
- A successful exploit gives an attacker total control of the affected component, not partial access.
- CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.
Exploitation and automatability from CISA’s SSVC triage for CVE-2026-72578.
Description
A cross-site request forgery (CSRF) vulnerability in FreePBX Framework 17.0 allows an unauthenticated remote attacker to perform administrative actions on behalf of an authenticated administrator. The /admin/ajax.php dispatcher in amp_conf/htdocs/admin/libraries/BMO/Ajax.class.php does not implement CSRF tokens; its only protection is a Referer header check that is bypassed when the request is sent without a Referer header or from a same-site context, enabling attackers to trigger admin operations by luring an administrator to a malicious page.
Detection & mitigation playbook
VulnerabilityDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for the affected component. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.
Remediation status
No patched version of the affected component has shipped for CVE-2026-72578 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.
Mitigate without a patch
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.
How O3 protects you
O3 pinpoints whether CVE-2026-72578 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.
Tailored to CVE-2026-72578. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2026-72578 in your dependencies?
O3 detects CVE-2026-72578 across dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.