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Fencer Intel
medium 5.4

CVE-2017-17092 json

wp-includes/functions.php in WordPress before 4.9.1 does not require the unfiltered_html capability for upload of .js files, which might al…

published 8y ago modified 4mo ago also EUVD-2017-8258

cvss
5.4
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.5%
EPSS 3.5% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known, plus a Nuclei check

Summary

wp-includes/functions.php in WordPress before 4.9.1 does not require the unfiltered_html capability for upload of .js files, which might allow remote attackers to conduct XSS attacks via a crafted file.

Patch / fix

  • wordpress wordpress 4.9.1
  • wordpress Debian 14, Debian 13, Debian 12 4.9.1+dfsg-1

debian advisories DEBIAN-CVE-2017-17092

Is CVE-2017-17092 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

3.47% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Nuclei template WordPress < 4.9.1 - Authenticated JavaScript File Upload nuclei detection template

CVSS scores

assigned by version score vector
NVD 3.0 5.4 CVSS:3.0/AV:N/AC:L/PR:L/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
Technology feeds

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.