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Fencer Intel
medium 5.4

CVE-2015-9537 json

The NextGEN Gallery plugin before 2.1.10 for WordPress has multiple XSS issues involving thumbnail_width, thumbnail_height, thumbwidth, thu…

published 2019-11-26 6 y ago modified 2026-06-17 4 mo ago also EUVD-2015-9377

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits
0
none known

Summary

The NextGEN Gallery plugin before 2.1.10 for WordPress has multiple XSS issues involving thumbnail_width, thumbnail_height, thumbwidth, thumbheight, wmXpos, and wmYpos, and template.

Patch / fix

  • imagely nextgen_gallery 2.1.10

Exploit prediction

1.21% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • openwall.com https://www.openwall.com/lists/oss-security/2015/10/27/4 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/cybersecurityworks/Disclosed/issues/1 referenced PoC, tagged "exploit" by a source, unverified
  • cybersecurityworks.com https://cybersecurityworks.com/zerodays/cve-2015-9537-nextgen.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 5.4 CVSS:3.1/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.