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CVE Record

CVE-2016-10569: embedza is a module to create HTML snippets/embeds from URLs using info from oEmbed, Open Graph, meta tags.

embedza is a module to create HTML snippets/embeds from URLs using info from oEmbed, Open Graph, meta tags. embedza versions below 1.2.4 download JavaScript resources over HTTP, which leaves it vulnerable to MITM attacks. It may be possible to cause remote code execution (RCE) by swapping out the requested JavaScript file with an attacker controlled JavaScript file if the attacker is on the network or positioned in between the user and the remote server.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2016-10569 affects the embedza Node module before version 1.2.4. It downloaded JavaScript over unencrypted HTTP, so someone positioned on the network could replace that file and potentially cause remote code execution.

Executive priority

Treat this as a targeted dependency cleanup issue unless embedza is exposed in business-critical services. Prioritize upgrade where the module is present in production or handles untrusted URLs.

Technical view

The issue is CWE-311: sensitive dependency retrieval without encryption. embedza versions below 1.2.4 fetched JavaScript resources over HTTP while creating URL embeds from oEmbed, Open Graph, and meta tags. A man-in-the-middle attacker could substitute attacker-controlled JavaScript.

Likely exposure

Exposure is likely limited to applications using the embedza Node module below 1.2.4. Risk depends on whether vulnerable code paths fetch those JavaScript resources and whether network traffic can be intercepted or modified.

Exploitation context

The source bundle says exploitation may be possible when an attacker is on-path between the user and remote server. It does not report public exploitation, and the CVE is not listed as KEV.

Researcher notes

Evidence is sparse: the bundle names embedza below 1.2.4, CWE-311, HTTP JavaScript retrieval, and possible MITM-driven RCE. No CVSS vector, exploit confirmation, or detailed patch notes are provided.

Mitigation direction

  • Upgrade embedza to version 1.2.4 or later.
  • Inventory Node.js applications for direct or transitive embedza usage.
  • Prefer HTTPS-only resource retrieval for external embed dependencies.
  • Check vendor or package advisory guidance for any additional remediation.

Validation and detection

  • Review package manifests and lockfiles for embedza versions below 1.2.4.
  • Confirm deployed builds do not include vulnerable embedza releases.
  • Test dependency scanning coverage for CVE-2016-10569.
  • Review embed rendering paths that fetch external JavaScript resources.
Prepared
Confidence
medium
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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.

cwe · low confidence lookup

CWE-311: Exact CWE lookup

Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

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description · low confidence lookup

Execution behavior lookup

The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

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cve · low confidence lookup

CVE-2016-10569 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
HackerOneembedza node module<1.2.4Listed
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-311 · source CWE mapping

Missing Encryption of Sensitive Data

Missing Encryption of Sensitive Data represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.