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No exploitation reportedFix available

CVE-2023-36465

No exploitation reported by the sources we read.

  • Published2023-10-06
  • Fixed in0.27.4 · 0.26.8
  • WeaknessCWE-284 · CWE-732

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Decidim is a participatory democracy framework, written in Ruby on Rails, originally developed for the Barcelona City government online and offline participation website. The `templates` module doesn't enforce the correct permissions, allowing any logged-in user to access to this functionality in the administration panel. An attacker could use this vulnerability to change, create or delete templates of surveys. This issue has been patched in version 0.26.8 and 0.27.4.

Timeline

dates in UTC
  1. 2023-10-0612:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-36465?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-36465?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · OSV
Decidim
BranchAffectedFixed in
0.27≥ 0.27.0, < 0.27.40.27.4
0.26< 0.26.80.26.8
0.x≥ 0.23.2, < 0.26.80.26.8

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Decidim to 0.27.4 · 0.26.8

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionnone2024-09-19
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.19.1read 2026-10-23
  • NVDCVSS 3.17.1read 2026-10-23
  • CNAweakness (CWE)CWE-284read 2026-10-23
  • NVDweakness (CWE)CWE-732read 2026-10-23
  • FIRST EPSSEPSS score0.7 %2026-10-23
  • OSVaffected packages—

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Published
2023-10-06
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2023-36465?

Decidim is a participatory democracy framework, written in Ruby on Rails, originally developed for the Barcelona City government online and offline participation website. The `templates` module doesn't enforce the correct permissions, allowing any logged-in user to access to this functionality in the administration panel. An attacker could use this vulnerability to change, create or delete templates of surveys. This issue has been patched in version 0.26.8 and 0.27.4.

Is CVE-2023-36465 actively exploited?

Active exploitation of CVE-2023-36465 has not been confirmed. Its EPSS score was 0.7% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-36465?

CVE-2023-36465 has a CVSS v3 base score of 7.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L.

Running decidim? Hear about its next vulnerability

Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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