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Fencer Intel
medium 6.1

CVE-2020-5785 json

Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.04.3 allows an unauthenticated attacker to conduct reflected cross-site…

published 6y ago modified 4mo ago also EUVD-2020-26942

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits
0
none known

Summary

Insufficient output sanitization in Teltonika firmware TRB2_R_00.02.04.3 allows an unauthenticated attacker to conduct reflected cross-site scripting via a crafted ‘action’ or ‘pkg_name’ parameter.

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Exploit prediction

0.74% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • tenable.com https://www.tenable.com/security/research/tra-2020-57 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
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

  • n/a Teltonika Gateway TRB245

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

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.