Reflected XSS in wordpress plugin new-year-firework v1.1.9

published 2016-10-10 10y ago modified 2026-06-17 4mo ago also EUVD-2016-1084

cvss: 6.1; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 3.4%; EPSS 3.4% chance of exploitation in 30 days, percentile 89%
public exploits: 0; none known, plus a Nuclei check

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Exploit prediction

3.43% 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 New Year Firework <=1.1.9 - Cross-Site Scripting nuclei detection template
vapidlabs.com http://www.vapidlabs.com/wp/wp_advisory.php?v=453 referenced PoC, tagged "exploit" by a source, unverified

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

WordPress rss critical rss

References

vapidlabs.com /wp/wp_advisory.php?v=453
exploit, third-party-advisory
wordpress.org /plugins/new-year-firework
not-applicable
securityfocus.com /bid/93817
vdb-entry

Sources

CVE List CVE-2016-1000140
NVD CVE-2016-1000140

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