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Fencer Vulns
medium 5.4

CVE-2023-43857 json

Dreamer CMS v4.1.3 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the component /admin/u/toIndex.

published 2023-09-26 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-48220

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits
0
none known

Summary

Dreamer CMS v4.1.3 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the component /admin/u/toIndex.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • gitee.com https://gitee.com/iteachyou/dreamer_cms/issues/I834WV referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

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.