Fluid Attacks Database

Description

An issue was discovered in Prosody before 0.12.6 and 1.0.0 through 13.0.0 before 13.0.5. A Denial of Service can occur via memory exhaustion caused by XML parsing resource amplification from unauthenticated connections.

Mitigation

Update Impact

Minimal update. May introduce new vulnerabilities or breaking changes.

Ecosystem	Component	Affected version	Patched versions
debian 12	prosody	=0.12.3-1 \|\| >=0 <0.12.3-1+deb12u1	0.12.3-1+deb12u1
debian 13	prosody	=13.0.1-1 \|\| >=0 <13.0.1-1+deb131u	13.0.1-1+deb131u
debian 14	prosody	=13.0.1-1 \|\| =13.0.2-1 \|\| =13.0.3-1 \|\| =13.0.4-1 \|\| =13.0.4-2 \|\| =13.0.4-2~bpo13+1 \|\| =13.0.5-1~bpo13+1 \|\| >=0 <13.0.5-1	13.0.5-1

Aliases

1. CVE-2026-435072. NVD-2026-435073. OSV-DEBIAN-2026-435074. OSV-2026-435075. SECURITY-TRACKER-CVE-2026-43507

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