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CRITICAL severity

CVE-2023-51467

CRITICAL

CVE-2023-51467 is a critical-severity (CVSS 9.8) Server-Side Request Forgery (SSRF) vulnerability in apache ofbiz. 12 public exploit references exist, so weaponization risk is real. O3 Security detects and blocks CVE-2023-51467 exploitation at runtime via eBPF exploit-chain detection and L7 egress monitoring, even on unpatched systems.

The vulnerability permits attackers to circumvent authentication processes, enabling them to remotely execute arbitrary code

Published
Dec 26, 2023
Updated
Jun 17, 2026
Affected
1 product
Patched
See advisory
Exploits
12 known
Exploitation data as of Aug 25, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
96.0%probability of exploitation in next 30 days
Very High Risk0.00%
Lower risk than most CVEs100th percentile — riskier than 100% of all scored CVEsHighest risk
93.4%94.5%95.5%96.6%94.0%96.0%Feb 26Jun 26Aug 26

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

How urgent is this, really

CVE-2023-51467 plotted by exploitation likelihood (EPSS) against impact (CVSS). The shaded corner — EPSS 50%+ and CVSS 7.0+ — is where this CVE sits: patch-first territory.

Where this sits among everything scored

Of 0 CVEs with a current EPSS score, this one falls in the ≥ 90% band (highlighted). Real counts from FIRST.org, not a sample — log-scaled since the landscape is heavily right-skewed.

Description

The vulnerability permits attackers to circumvent authentication processes, enabling them to remotely execute arbitrary code

Affected Products

1 product · 1 configurations
Application
ofbizapache
< 18.12.11
range
Exploits & PoCs
12

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

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 remote code execution 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. Fix

    Apply the apache ofbiz security patch or hotfix for CVE-2023-51467 on the affected version, following the vendor advisory for your exact build.

  3. Workarounds

    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-2023-51467 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-2023-51467. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

The vulnerability permits attackers to circumvent authentication processes, enabling them to remotely execute arbitrary code
O3 Security · Runtime Protection

Is CVE-2023-51467 being exploited in your environment?

O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2023-51467 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.

CVE-2023-51467: OFBIZ Server-Side Request… | O3 Security