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CVE-2026-121028VulnerabilityPublished

WP Chill Strong · Improper Neutralization of Script-Related HTML Tags

Source GCVE Database

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Authoritative record:CVE-2026-121028· Medium 5.3

Not known to be exploited · CVSS 5.3 Medium : upgrade to 3.3.18 when convenient.

Data as of 11 Nov 2026, 13:47 UTC

CVSS 3.1 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (Patchstack)CVSS 3.15.3
Patch
Available – fixed in 3.3.18
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 11 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.

What to do

Upgrade Strong Testimonials to 3.3.18.

Affected software

ProductAffectedFixed in
Strong Testimonialsstrong-testimonialsAffected
  • <3.3.18
Fixed in
  • 3.3.18

AI-suggested

If you cannot patch yet, consider applying web application firewall (WAF) rules to detect and block suspicious input patterns related to script injection. Avoid using affected versions of the Strong Testimonials plugin if possible.

Description

A Cross-Site Scripting (XSS) vulnerability exists in the Strong Testimonials plugin by WP Chill, affecting versions up to 3.3.17. The flaw involves improper neutralization of script-related HTML tags, allowing code injection. This vulnerability has a medium severity score and does not require user interaction or privileges to exploit.

References

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