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Fencer Vulns
medium 6.1

CVE-2017-18505 json

The twitter-plugin plugin before 2.55 for WordPress has XSS.

published 2019-08-12 7 y ago modified 2026-06-17 4 mo ago also EUVD-2017-9621

cvss
6.1
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.7%
EPSS 1.7% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known, plus a Nuclei check

Summary

The twitter-plugin plugin before 2.55 for WordPress has XSS.

Patch / fix

  • bestwebsoft twitter_button 2.55

Exploit prediction

1.65% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Nuclei template BestWebSoft's Twitter < 2.55 - Cross-Site Scripting nuclei detection template

CVSS scores

assigned by version score vector
NVD 3.0 6.1 CVSS:3.0/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

Classification

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

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.