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Fencer Vulns
medium 6.1

CVE-2023-43341 json

Evolution CMS Cross-site Scripting vulnerability

published 2023-10-19 3 y ago modified 2026-09-10 1 mo ago also GHSA-5h47-9rm5-fx3f , EUVD-2023-2657

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

Cross-site scripting (XSS) vulnerability in evolution evo v.3.2.3 allows a local attacker to execute arbitrary code via a crafted payload injected uid parameter.

CISA SSVC

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

Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/sromanhu/Evolution-Reflected-XSS---Installation-Connection- referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/sromanhu/CVE-2023-43341-Evolution-Reflected-XSS---Installation-Connection- referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
GitHub 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist evolutioncms/evolution
<=3.2.3
 no fix listed

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.