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Fencer Vulns
low 3.5

CVE-2024-10515 json

SEO Plugin by Squirrly SEO < 12.3.21 - Editor+ Stored XSS

published 2024-11-20 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-33427

cvss
3.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

In the process of testing the SEO Plugin by Squirrly SEO WordPress plugin before 12.3.21, a vulnerability was found that allows you to implement Stored XSS on behalf of the editor by embedding malicious script, which entails account takeover backdoor

Patch / fix

  • Unknown SEO Plugin by Squirrly SEO 12.3.21
  • squirrly seo_plugin_by_squirrly_seo 12.3.21

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/367aad17-fbb5-48eb-8829-5d3513098d02/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
CNA 3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

Affected products

  • Unknown SEO Plugin by Squirrly SEO
  • squirrly seo_plugin_by_squirrly_seo

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.