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Fencer Intel
medium 4.3

CVE-2021-35343 json

Cross-Site Request Forgery (CSRF) vulnerability in the /op/op.Ajax.php in SeedDMS v5.1.x<5.1.23 and v6.0.x<6.0.16 allows a remote attacker…

published 5y ago modified 4mo ago also EUVD-2021-21986

cvss
4.3
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 44%
public exploits
0
none known

Summary

Cross-Site Request Forgery (CSRF) vulnerability in the /op/op.Ajax.php in SeedDMS v5.1.x<5.1.23 and v6.0.x<6.0.16 allows a remote attacker to edit document name without victim's knowledge, by enticing an authenticated user to visit an attacker's web page.

Patch / fix

  • seeddms seeddms 5.1.23, 6.0.16

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Exploit prediction

0.53% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-352 Cross-Site Request Forgery

References

Sources

Fencer Intel 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.