Security readout for executives and security teams
Plain-English summary
CVE-2020-28271 affects the JavaScript package deephas versions 1.0.0 through 1.0.5. The reported issue is prototype pollution, which can let malicious input corrupt shared object behavior, causing denial of service and possibly remote code execution. Supplied sources do not provide CVSS, confirmed exploitation, or a named fixed release.
Executive priority
Prioritize assessment if deephas appears in internet-facing or data-processing services. Business urgency is conditional because impact may be severe, but supplied evidence lacks scoring, exploit confirmation, and fixed-version guidance.
Technical view
The CVE describes prototype pollution in deephas 1.0.0-1.0.5. Impact is reported as denial of service with possible remote code execution, but the bundle does not include exploit prerequisites, affected call patterns, CVSS scoring, or CWE details. A GitHub commit is referenced, but no safe replacement version is stated in the supplied data.
Likely exposure
Exposure is likely limited to applications that directly or transitively include deephas 1.0.0 through 1.0.5 and process attacker-controlled data through affected functionality.
Exploitation context
CISA KEV status is false, and the supplied sources do not confirm active exploitation. Treat exploitation status as unconfirmed, not absent.
Researcher notes
The record is sparse: no CVSS, CWE, exploit maturity, or exact vulnerable API context is provided. The GitHub commit reference may indicate remediation direction, but the bundle does not establish a fixed release. Validate exposure through dependency resolution and code reachability.
Mitigation direction
- Inventory direct and transitive deephas dependencies.
- Avoid deephas versions 1.0.0 through 1.0.5 where present.
- Check the maintainer repository and advisory sources for fixed guidance.
- Replace the dependency if no maintained fixed version is available.
- Prioritize systems handling untrusted input paths.
Validation and detection
- Search dependency manifests and lockfiles for deephas.
- Confirm resolved package versions in deployed builds.
- Identify whether untrusted input reaches deephas usage.
- Review vendor advisories before approving remediation.
- Regression test affected application paths after dependency changes.
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.
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.
Open ATT&CK lookupCVE-2020-28271 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://www.whitesourcesoftware.com/vulnerability-database/CVE-2020-28271CVE reference · x_refsource_MISC
- https://github.com/sharpred/deepHas/commit/2fe011713a6178c50f7deb6f039a8e5435981e20CVE 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.