CVE-2026-23773 — Server-Side Request Forgery
CVE-2026-23773 — Dell Disk Library for Mainframe, version(s) DLm 8700/2700 contain(s) a Server-Side Request Forgery (SSRF) vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to Server-side request forgery.
What This Means For You
- If your environment is affected by CWE-918, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-23773 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-23773 - Dell Disk Library SSRF Attempt
Sigma YAML — free preview
title: CVE-2026-23773 - Dell Disk Library SSRF Attempt
id: scw-2026-04-29-ai-1
status: experimental
level: high
description: |
Detects attempts to exploit CVE-2026-23773 by targeting the specific '/dlm/rest/v1/config/network/interface' endpoint with a POST request, which is indicative of an SSRF attempt within Dell Disk Library for Mainframe.
author: SCW Feed Engine (AI-generated)
date: 2026-04-29
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-23773/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/dlm/rest/v1/config/network/interface'
cs-method|exact:
- 'POST'
sc-status|exact:
- '200'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-23773 | vulnerability | CVE-2026-23773 |
| CWE-918 | weakness | CWE-918 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | April 29, 2026 at 07:16 UTC |
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