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Fencer Vulns
medium 4.8

CVE-2020-25498 json

Cross Site Scripting (XSS) vulnerability in Beetel router 777VR1 can be exploited via the NTP server name in System Time and "Keyword" in U…

published 2021-01-06 5 y ago modified 2026-07-09 4 mo ago also EUVD-2020-18183

cvss
4.8
version 3.1, 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 Beetel router 777VR1 can be exploited via the NTP server name in System Time and "Keyword" in URL Filter.

Exploit prediction

1.08% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/the-girl-who-lived/CVE-2020-25498 referenced PoC, tagged "exploit" by a source, unverified
  • youtu.be https://youtu.be/qeVHvmS5wtI referenced PoC, tagged "exploit" by a source, unverified
  • youtu.be https://youtu.be/u_6yBIMF74A referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/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.