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Fencer Vulns
medium 6.1

CVE-2018-12943 json

Cross-Site Scripting (XSS) vulnerability in every page that includes the "action" URL parameter in SeedDMS (formerly LetoDMS and MyDMS) bef…

published 2018-07-31 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-4896

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 65%
public exploits
0
none known

Summary

Cross-Site Scripting (XSS) vulnerability in every page that includes the "action" URL parameter in SeedDMS (formerly LetoDMS and MyDMS) before 5.1.8 allows remote attackers to inject arbitrary web script or HTML via the action parameter.

Patch / fix

  • seeddms seeddms 5.1.8

Exploit prediction

1.07% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/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.