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Fencer Intel
medium 6.0

CVE-2019-20661 json

Certain NETGEAR devices are affected by stored XSS.

published 6y ago modified 4mo ago also EUVD-2019-11200

cvss
6.0
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 46%
public exploits
0
none known

Summary

Certain NETGEAR devices are affected by stored XSS. This affects RBR50 before 2.3.5.30, RBS50 before 2.3.5.30, and RBK50 before 2.3.5.30.

Patch / fix

  • netgear rbr50_firmware 2.3.5.30
  • netgear rbk50_firmware 2.3.5.30
  • netgear rbs50_firmware 2.3.5.30

Is CVE-2019-20661 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Exploit prediction

0.56% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.0 6.0 CVSS:3.0/AC:L/AV:L/A:N/C:H/I:H/PR:H/S:U/UI:N
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CNA 3.0 6.0 CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
NVD 2.0 2.3 AV:A/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 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.