CVE-2026-83598 Netdata: Local Privilege Escalation in Netdata Agent Windows installer via PowerShell Profile Hijack in MSI Repair

Netdata is an open source observability tool. From rom 2.0.0 until 2.10.4, during Netdata Windows Agent MSI repair, powershell.exe runs as SYSTEM without -NoProfile and loads %USERPROFILE%\Documents\WindowsPowerShell\Microsoft.PowerShellprofile.ps1 from the low-privileged user who initiated repai...

CVE-2026-83598 Netdata: Local Privilege Escalation in Netdata Agent Windows installer via PowerShell Profile Hijack in MSI Repair

Netdata is an open source observability tool. From rom 2.0.0 until 2.10.4, during Netdata Windows Agent MSI repair, powershell.exe runs as SYSTEM without -NoProfile and loads %USERPROFILE%\Documents\WindowsPowerShell\Microsoft.PowerShellprofile.ps1 from the low-privileged user who initiated repai...

CVE-2026-83598

Netdata is an open source observability tool. From rom 2.0.0 until 2.10.4, during Netdata Windows Agent MSI repair, powershell.exe runs as SYSTEM without -NoProfile and loads %USERPROFILE%\Documents\WindowsPowerShell\Microsoft.PowerShellprofile.ps1 from the low-privileged user who initiated repai...

EUVD-2026-84564

Netdata is an open source observability tool. Prior to 2.10.4, the setuid-root ndsudo helper command fail2ban-client-status-socket in src/collectors/utils/ndsudo.c accepts a caller-controlled --socketpath from the low-privileged netdata service account. The account can direct root fail2ban-client...

CVE-2026-83603

The open source observability tool Netdata contains a privilege escalation vulnerability in the setuid-root ndsudo helper command (fail2ban-client-status-socket) located in src/collectors/utils/ndsudo.c. A low-privileged netdata service account can provide a caller-controlled --socket_path to dir...

CVE-2026-83603

Netdata is an open source observability tool. Prior to 2.10.4, the setuid-root ndsudo helper command fail2ban-client-status-socket in src/collectors/utils/ndsudo.c accepts a caller-controlled --socketpath from the low-privileged netdata service account. The account can direct root fail2ban-client...

CVE-2026-83603 Netdata: Local Root via ndsudo Arbitrary socket_path → fail2ban-client Pickle RCE

Netdata is an open source observability tool. Prior to 2.10.4, the setuid-root ndsudo helper command fail2ban-client-status-socket in src/collectors/utils/ndsudo.c accepts a caller-controlled --socketpath from the low-privileged netdata service account. The account can direct root fail2ban-client...

CVE-2026-83603 Netdata: Local Root via ndsudo Arbitrary socket_path → fail2ban-client Pickle RCE

Netdata is an open source observability tool. Prior to 2.10.4, the setuid-root ndsudo helper command fail2ban-client-status-socket in src/collectors/utils/ndsudo.c accepts a caller-controlled --socketpath from the low-privileged netdata service account. The account can direct root fail2ban-client...

CVE-2026-83603 Netdata: Local Root via ndsudo Arbitrary socket_path → fail2ban-client Pickle RCE

Netdata is an open source observability tool. Prior to 2.10.4, the setuid-root ndsudo helper command fail2ban-client-status-socket in src/collectors/utils/ndsudo.c accepts a caller-controlled --socketpath from the low-privileged netdata service account. The account can direct root fail2ban-client...

EUVD-2026-84563

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized DIMENSION SLOT value that str2ullencoded passes to pluginsdrrddimputtoslot in src/plugins.d/pluginsdinternals.h without an upper bound. prdarraycreate in...

CVE-2026-83601

The open source observability tool Netdata is vulnerable to a Denial of Service (DoS) condition due to an integer overflow. An authenticated child agent can send an oversized DIMENSION SLOT value which, when processed by str2ull_encoded in src/plugins.d/pluginsd_internals.h, lacks an upper-bound ...

CVE-2026-83601 Netdata: Streaming protocol dimension slot has no upper-bound guard, allowing integer overflow and out-of-bounds write

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized DIMENSION SLOT value that str2ullencoded passes to pluginsdrrddimputtoslot in src/plugins.d/pluginsdinternals.h without an upper bound. prdarraycreate in...

CVE-2026-83601

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized DIMENSION SLOT value that str2ullencoded passes to pluginsdrrddimputtoslot in src/plugins.d/pluginsdinternals.h without an upper bound. prdarraycreate in...

CVE-2026-83601 Netdata: Streaming protocol dimension slot has no upper-bound guard, allowing integer overflow and out-of-bounds write

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized DIMENSION SLOT value that str2ullencoded passes to pluginsdrrddimputtoslot in src/plugins.d/pluginsdinternals.h without an upper bound. prdarraycreate in...

CVE-2026-83601 Netdata: Streaming protocol dimension slot has no upper-bound guard, allowing integer overflow and out-of-bounds write

Netdata is an open source observability tool. Prior to 2.10.4, an authenticated child agent can send an oversized DIMENSION SLOT value that str2ullencoded passes to pluginsdrrddimputtoslot in src/plugins.d/pluginsdinternals.h without an upper bound. prdarraycreate in...

CVE-2026-83602 Netdata: Unauthenticated remote PUT to /api/v3/settings bypasses IP allowlist controls via HTTP_ACL_NOCHECK

Netdata is an open source observability tool. From 2.0.0 until 2.11.0, Netdata registers /api/v3/settings in src/web/api/v3/webapiv3.c with HTTPACLNOCHECK and HTTPACCESSANONYMOUSDATA, causing unauthenticated PUT requests handled by src/web/api/v3/apiv3settings.c to bypass operator-configured allo...

CVE-2026-83602 Netdata: Unauthenticated remote PUT to /api/v3/settings bypasses IP allowlist controls via HTTP_ACL_NOCHECK

Netdata is an open source observability tool. From 2.0.0 until 2.11.0, Netdata registers /api/v3/settings in src/web/api/v3/webapiv3.c with HTTPACLNOCHECK and HTTPACCESSANONYMOUSDATA, causing unauthenticated PUT requests handled by src/web/api/v3/apiv3settings.c to bypass operator-configured allo...

EUVD-2026-84562

Netdata is an open source observability tool. From 2.0.0 until 2.11.0, Netdata registers /api/v3/settings in src/web/api/v3/webapiv3.c with HTTPACLNOCHECK and HTTPACCESSANONYMOUSDATA, causing unauthenticated PUT requests handled by src/web/api/v3/apiv3settings.c to bypass operator-configured allo...

CVE-2026-83602

The open-source observability tool Netdata (versions 2.0.0 through 2.11.0 ) is vulnerable to an unauthenticated remote bypass of IP restrictions. The root cause is the registration of the /api/v3/settings endpoint in src/web/api/v3/web_api_v3.c with HTTP_ACL_NOCHECK and HTTP_ACCESS_ANONYMOUS_DATA...

CVE-2026-83602

Netdata is an open source observability tool. From 2.0.0 until 2.11.0, Netdata registers /api/v3/settings in src/web/api/v3/webapiv3.c with HTTPACLNOCHECK and HTTPACCESSANONYMOUSDATA, causing unauthenticated PUT requests handled by src/web/api/v3/apiv3settings.c to bypass operator-configured allo...