Answer in brief
CVE-2024-27090 records a Medium severity (CVSS 5.3) vulnerability in Decidim vulnerable to data disclosure through the embed feature. The current sources do not mark it as known exploited. The current feed maps decidim (rubygems). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.3. 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 decidim (rubygems). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| decidimrubygems | >=0 <0.27.6 | 0.27.6 |
Published upstream
Jul 10, 2024
Evidence: source:osv:source_dates:source-dates:recordSource modified
Sep 10, 2026
Evidence: source:osv:source_dates:source-dates:recordFirst seen by HOL
Aug 7, 2026
### Impact If an attacker can infer the slug or URL of an unpublished or private resource, and this resource can be embedded (such as a Participatory Process, an Assembly, a Proposal, a Result, etc), then some data of this resource could be accessed. ### Patches version 0.27.6 https://github.com/decidim/decidim/commit/1756fa639ef393ca8e8bb16221cab2e2e7875705 ### Workarounds Disallow access through your web server to the URLs finished with `/embed.html`
Quoted source text, attributed separately from HOL analysis.