Answer in brief
CVE-2019-5418 records a High severity vulnerability in CVE Program Container. The current sources mark it as known exploited. The current feed maps Rails/https://github.com/rails/rails (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
Answer in brief
CVE-2019-5418 records a High severity vulnerability in CVE Program Container. The current sources mark it as known exploited. The current feed maps Rails/https://github.com/rails/rails (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Rails/https://github.com/rails/rails (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Rails/https://github.com/rails/railsgeneric | 5.2.2.1 || 5.1.6.2 || 5.0.7.2 || 4.2.11.1 | Not reported |
Published upstream
Mar 27, 2019
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Jul 7, 2025
Evidence: source:kev:kev:kev:recordThere is a File Content Disclosure vulnerability in Action View <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 and v3 where specially crafted accept headers can cause contents of arbitrary files on the target system's filesystem to be exposed.
Quoted source text, attributed separately from HOL analysis.
A CVSS score is not reported in the current record. Known-exploitation status makes exposure review time-sensitive. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Rails/https://github.com/rails/rails (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Rails/https://github.com/rails/railsgeneric | 5.2.2.1 || 5.1.6.2 || 5.0.7.2 || 4.2.11.1 | Not reported |
Published upstream
Mar 27, 2019
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2025
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
May 24, 2026
Added to CISA KEV
Jul 7, 2025
Evidence: source:kev:kev:kev:recordThere is a File Content Disclosure vulnerability in Action View <5.2.2.1, <5.1.6.2, <5.0.7.2, <4.2.11.1 and v3 where specially crafted accept headers can cause contents of arbitrary files on the target system's filesystem to be exposed.
Quoted source text, attributed separately from HOL analysis.