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Fencer Vulns
medium 4.8

CVE-2022-23047 json

Exponent CMS 2.6.0patch2 allows an authenticated admin user to inject persistent JavaScript code inside the "Site/Organization Name","Site…

published 2022-02-09 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-28157

cvss
4.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.9%
EPSS 2.9% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Exponent CMS 2.6.0patch2 allows an authenticated admin user to inject persistent JavaScript code inside the "Site/Organization Name","Site Title" and "Site Header" parameters while updating the site settings on "/exponentcms/administration/configure_site"

Exploit prediction

2.94% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • fluidattacks.com https://fluidattacks.com/advisories/franklin/ referenced PoC, tagged "exploit" by a source, unverified
  • exponentcms.lighthouseapp.com https://exponentcms.lighthouseapp.com/projects/61783/tickets/1459 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/exponentcms/exponent-cms/issues/1546 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Affected products

  • n/a Exponent CMS

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.