CVE-2026-92284
📛 CVE Title
Caddy: Unbounded body buffer via {http.request.body} placeholder — memory exhaustion DoS
Description
Caddy is an extensible server platform that uses TLS by default. In version 2.11.3 and earlier, in modules/caddyhttp/replacer.go, resolving http.request.body reads the complete request body with an unbounded io.Copy before request-body middleware limits apply, allowing memory exhaustion and process termination.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- GitHub_M
- CVSS severity
- MEDIUM
- CVSS score
- 6.9 / 10
- CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N- Effective score
- 6.9 / 10 MEDIUM source: CNA overview
- CWE(s)
-
CWE-770 - Reserved
- 2026-09-15
- Published
- 2026-09-23 17:58 UTC
- Last updated
- 2026-09-23 19:21 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/92xxx/CVE-2026-92284.json
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-09-23 19:19:43 UTC
- NVD last modified
- 2026-09-23 20:17:21 UTC
NVD / KEV / EPSS data refreshed 2026-09-24 04:29 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-85514 - Assigner
- GitHub_M
- Published
- Sep 23, 2026, 5:58:42 PM
- Updated
- Sep 23, 2026, 7:21:14 PM
- EUVD base score (CVSS 4.0)
-
6.9 / 10
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N - EUVD-reported EPSS
- 0.0000
- Vendors
- caddyserver
- Products
-
caddy (≤ 2.11.3)
ENISA description: Caddy is an extensible server platform that uses TLS by default. In version 2.11.3 and earlier, in modules/caddyhttp/replacer.go, resolving http.request.body reads the complete request body with an unbounded io.Copy before request-body middleware limits apply, allowing memory exhaustion and process termination.
EUVD references (1)
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| caddyserver | caddy |
<= 2.11.3 (affected)
|
— |
Vendor references (1)
References embedded in the original CVE record by the assigning CNA.
- https://github.com/caddyserver/caddy/security/advisories/GHSA-j8px-rmrx-76h9 x_refsource_CONFIRM
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://github.com/caddyserver/caddy/security/advisories/GHSA-j8px-rmrx-76h9 security-advisories@github.com
- https://github.com/caddyserver/caddy/security/advisories/GHSA-j8px-rmrx-76h9 134c704f-9b21-4f2e-91b3-4a467353bcc0
Remediations (10)
-
web:access.redhat.com
Overall, you have the following options: Upgrade to a supported product version that includes a fix for this vulnerability (recommended). Apply a mitigation (if one exists). Customers with the Technical Account Manager (TAM) RHEL Security Select Add-on can review this CVE directly with their TAM.
2026-09-24 11:46 UTC -
web:basefortify.eu
CVE-2026-92284 is a memory exhaustion vulnerability in Caddy server versions 2.11.3 and earlier. It occurs in the HTTP request body handling where the server reads the entire request body without limits before middleware can restrict it.
2026-09-24 11:46 UTC -
web:cvefeed.io
The following list is the news that have been mention CVE-2026-92284 vulnerability anywhere in the article. Results are limited to the first 20 news articles due to potential performance issues. The following table lists the changes that have been made to the CVE-2026-92284 vulnerability over time.
2026-09-24 11:46 UTC -
web:cvetodo.com
CVE-2026-92284 is a CVSS 6.9 medium-severity vulnerability in Caddy. Full technical analysis, mitigations , and exploit status — updated in real time.
2026-09-24 11:46 UTC -
web:msrc.microsoft.com
The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.
2026-09-24 11:46 UTC -
web:my.f5.com
On September 2, 2026 , F5 announced the following security issues. This document is intended to serve as an index of these vulnerabilities and security exposures to help determine the impact to your F5 devices. You can find the details of each issue in the associated articles.
2026-09-24 11:46 UTC -
web:sec.cloudapps.cisco.com
On September 16, 2026 , the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables. To remediate these vulnerabilities, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories. For more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the ...
2026-09-24 11:46 UTC -
web:senserva.com
Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.
2026-09-24 11:46 UTC -
web:www.oracle.com
This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.
2026-09-24 11:46 UTC -
web:www.rapid7.com
CVE-2026-92284 : caddyserver caddy: Caddy is an extensible server platform that uses TLS by default. View severity, references, and remediation details from Rapid7.
2026-09-24 11:46 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-92284.json.
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