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Fencer Intel
medium 5.3

CVE-2021-36381 json

In Edifecs Transaction Management through 2021-07-12, an unauthenticated user can inject arbitrary text into a user's browser via logon.jsp…

published 5y ago modified 4mo ago also EUVD-2021-22997

cvss
5.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

In Edifecs Transaction Management through 2021-07-12, an unauthenticated user can inject arbitrary text into a user's browser via logon.jsp?logon_error= on the login screen of the Web application.

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Exploit prediction

0.95% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • gist.github.com https://gist.github.com/rvismit/c2da674254f53c40d3a9eb3896277ebc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

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.