Your RSA-2048 keys break in 2030. Find every one of them before attackers do.

CVE-2020-1943

MEDIUM

CVE-2020-1943 is a medium-severity (CVSS 6.1) Cross-site Scripting (XSS) vulnerability in apache ofbiz. O3 Security detects and blocks CVE-2020-1943 exploitation at runtime via eBPF exploit-chain detection and L7 egress monitoring, even on unpatched systems.

Data sent with contentId to /control/stream is not sanitized, allowing XSS attacks in Apache OFBiz 16.11.01 to 16.11.07.

Published
Apr 1, 2020
Updated
Jun 17, 2026
Affected
0 pkgs
Patched
None yet
Exploits
None indexed

Description

Data sent with contentId to /control/stream is not sanitized, allowing XSS attacks in Apache OFBiz 16.11.01 to 16.11.07.

Affected Products

1 product · 1 configurations
Application
ofbizapache
≥ 16.11.01 && ≤ 16.11.07
range

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every apache ofbiz deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for exploitation at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.

  2. Remediation status

    No patch has shipped for CVE-2020-1943 yet — track the apache ofbiz advisory for a fixed release and apply the workarounds below in the meantime.

  3. Mitigate without a patch

    Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.

  4. How O3 protects you

    O3 detects and blocks CVE-2020-1943 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.

Tailored to CVE-2020-1943. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

Data sent with contentId to /control/stream is not sanitized, allowing XSS attacks in Apache OFBiz 16.11.01 to 16.11.07.
O3 Security · Runtime Protection

Is CVE-2020-1943 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2020-1943 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.