CVE-2026-28374 — Editors could delete any annotation, even those they do not
CVE-2026-28374 — Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.
What This Means For You
- If your environment is affected by this vulnerability type, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-28374 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 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.
Editor Deleting Unowned Annotation - CVE-2026-28374
Sigma YAML — free preview
title: Editor Deleting Unowned Annotation - CVE-2026-28374
id: scw-2026-05-13-ai-1
status: experimental
level: medium
description: |
Detects an editor user attempting to delete an annotation via a DELETE request to a URI containing '/annotations/'. This rule specifically targets the behavior described in CVE-2026-28374 where editors can delete annotations they do not have read access to, indicating a potential abuse of privileges.
author: SCW Feed Engine (AI-generated)
date: 2026-05-13
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-28374/
tags:
- attack.privilege_escalation
- attack.t1204.002
logsource:
category: webserver
detection:
selection:
cs-method:
- 'DELETE'
cs-uri-query|contains:
- '/annotations/'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-28374 | vulnerability | CVE-2026-28374 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 13, 2026 at 23:16 UTC |
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