Answer in brief
CVE-2023-26359 records a High severity vulnerability in Adobe ColdFusion Deserialization of Untrusted Data Arbitrary code execution. The current sources mark it as known exploited. The current feed maps Adobe/ColdFusion (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 Adobe/ColdFusion (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Adobe/ColdFusiongeneric | unspecified || unspecified | Not reported |
Published upstream
Mar 23, 2023
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
Aug 21, 2023
Evidence: source:kev:kev:kev:recordAdobe ColdFusion versions 2018 Update 15 (and earlier) and 2021 Update 5 (and earlier) are affected by a Deserialization of Untrusted Data vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.
Quoted source text, attributed separately from HOL analysis.