Security readout for executives and security teams
Older Umbraco CMS versions allowed a remote user to make the server fetch a URL supplied in a request. This is server-side request forgery, which can expose internal services or metadata reachable from the web server. The public record identifies Umbraco before 7.4.0; active exploitation is not documented in the supplied sources. Exposure is most likely on legacy Umbraco CMS deployments earlier than 7.4.0, especially internet-facing sites with the affected Umbraco dashboard FeedProxy endpoint reachable. The sources do not identify specific hosting platforms, configurations, or authentication prerequisites. Treat this as a legacy CMS risk requiring inventory and upgrade validation. It is not currently source-confirmed as actively exploited, but SSRF can become serious when the server has access to internal systems or sensitive metadata services. Mitigation focus: Identify any Umbraco CMS instances running versions earlier than 7.4.0.; Upgrade affected Umbraco installations to 7.4.0 or later where supported.; Review Umbraco issue U4-7457 and release guidance for vendor-specific remediation details..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
Cloud metadata behavior lookup
The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2015-8813 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/umbraco/Umbraco-CMS/commit/924a016ffe7ae7ea6d516c07a7852f0095eddbceCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.