Answer in brief
CVE-2026-21273 records a Unknown severity vulnerability in ColdFusion | Improper Input Validation (CWE-20). The current sources do not mark it as known exploited. The current feed maps Adobe/ColdFusion 2023 (generic), Adobe/ColdFusion 2025 (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. The current sources do not mark it as known exploited. 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 Adobe/ColdFusion 2023 (generic), Adobe/ColdFusion 2025 (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Adobe/ColdFusion 2023generic | 0 | Not reported |
| Adobe/ColdFusion 2025generic | 0 | Not reported |
Published upstream
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 11, 2026
is affected by an Improper Input Validation vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to gain unauthorized read and write access. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-21273 records a Unknown severity vulnerability in ColdFusion | Improper Input Validation (CWE-20). The current sources do not mark it as known exploited. The current feed maps Adobe/ColdFusion 2023 (generic), Adobe/ColdFusion 2025 (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. The current sources do not mark it as known exploited. 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 Adobe/ColdFusion 2023 (generic), Adobe/ColdFusion 2025 (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Adobe/ColdFusion 2023generic | 0 | Not reported |
| Adobe/ColdFusion 2025generic | 0 | Not reported |
Published upstream
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 11, 2026
is affected by an Improper Input Validation vulnerability that could result in privilege escalation. A low-privileged attacker could exploit this vulnerability to gain unauthorized read and write access. Exploitation of this issue requires user interaction in that a victim must open a malicious file. Scope is changed.
Quoted source text, attributed separately from HOL analysis.