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Fencer Vulns
medium 5.4

CVE-2024-27095 json

Decidim cross-site scripting (XSS) in the admin panel

published 2024-07-10 2 y ago modified 2026-09-10 1 mo ago also EUVD-2024-2253 , GHSA-529p-jj47-w3m3

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

Decidim is a participatory democracy framework. The admin panel is subject to potential XSS attach in case the attacker manages to modify some records being uploaded to the server. This vulnerability is fixed in 0.27.6 and 0.28.1.

Patch / fix

  • rubygems decidim-admin 0.27.6, 0.28.1
  • decidim decidim 0.27.6, 0.28.1

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N
GitHub 3.1 5.4 CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
rubygems decidim-admin
<0.27.6
>=0.28.0.rc1, <0.28.1
0.27.6
0.28.1

Affected products

  • decidim decidim

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.