Security readout for executives and security teams
Plain-English summary
CVE-2016-10660 affects the fis-parser-sass-bin Node module, used to compile Sass through node-sass binaries. It downloaded binary resources over unencrypted HTTP. A network attacker could replace those downloads and potentially cause code execution in the environment performing the install or build. The sources do not cite active exploitation or a fixed version.
Executive priority
Treat this as a legacy supply-chain risk with potentially high impact in build environments. Prioritize removal or replacement if the package appears in CI, release, or developer onboarding paths.
Technical view
The vulnerability is an insecure transport issue, mapped to CWE-311. All versions of the fis-parser-sass-bin node module are listed as affected. The risk arises when binary resources are fetched over HTTP, allowing an attacker positioned on the network path to substitute attacker-controlled resources. No CVSS vector is provided in the bundle.
Likely exposure
Exposure is most likely in legacy JavaScript build pipelines, developer workstations, or CI systems that still install or use fis-parser-sass-bin. Runtime production exposure is less likely unless production systems install build dependencies dynamically.
Exploitation context
The cited condition requires an attacker on the network path or between the user and the remote server during the HTTP binary download. The bundle does not report known exploitation, and the CVE is not marked as KEV.
Researcher notes
The public data is sparse: affected scope is listed as all versions, severity is not scored, and the referenced advisory is the main technical basis. Do not claim exploitation without additional evidence. Focus validation on dependency presence and build-time network behavior.
Mitigation direction
- Check current vendor or package guidance before assuming a fixed version exists.
- Remove fis-parser-sass-bin where it is no longer required.
- Replace the dependency with a maintained Sass build path that avoids HTTP binary downloads.
- Restrict build environments from fetching untrusted external binaries.
- Use trusted dependency caches or artifact mirrors for legacy builds.
Validation and detection
- Review package manifests and lockfiles for fis-parser-sass-bin.
- Check CI and build images for legacy global installs of the module.
- Confirm whether builds fetch binary resources over HTTP.
- Identify whether affected builds run with sensitive credentials or deployment access.
- Record compensating controls if immediate removal is not possible.
Public sources used
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.
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.
Open ATT&CK lookupExecution 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.
Open ATT&CK lookupCVE-2016-10660 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://nodesecurity.io/advisories/269CVE reference · x_refsource_MISC
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.
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.