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CVE-2026-6454

The Firelight Lightbox plugin for WordPress is vulnerable to Stored DOM Cross-Site Scripting in versions up to and including 2.3.20. This is due to insufficient sanitization of the href attribute value within the FancyBox V2 PDF beforeLoad JavaScript callback generated in inc/fancybox-2.php, where this.href is string-concatenated directly into an HTML string without escaping, allowing a stored href containing entity-encoded double-quotes to break out of the data attribute and inject arbitrary ev
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:734ce30e12dad8485b13c6feefe277fc256f29f75be018ef5c0c65e133b1a34f
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Firelight Lightbox","vendor":"firelightwp","versions":[{"lessThanOrEqual":"2.3.20","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":6.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-79","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/problemTypes/0/descriptions/0

Source references

8 source assertions
{"url":"https://plugins.trac.wordpress.org/browser/easy-fancybox/tags/2.3.18/fancybox/2.2.0/jquery.fancybox.js#L1235"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/6
{"url":"https://plugins.trac.wordpress.org/browser/easy-fancybox/tags/2.3.18/fancybox/2.2.0/jquery.fancybox.js#L280"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/5
{"url":"https://plugins.trac.wordpress.org/browser/easy-fancybox/tags/2.3.18/inc/fancybox-2.php#L322"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/4
{"url":"https://plugins.trac.wordpress.org/browser/easy-fancybox/trunk/fancybox/2.2.0/jquery.fancybox.js#L1235"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/3
{"url":"https://plugins.trac.wordpress.org/browser/easy-fancybox/trunk/fancybox/2.2.0/jquery.fancybox.js#L280"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/2
{"url":"https://plugins.trac.wordpress.org/browser/easy-fancybox/trunk/inc/fancybox-2.php#L322"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/1
{"url":"https://plugins.trac.wordpress.org/changeset?reponame=&old=3610643%40easy-fancybox&new=3610643%40easy-fancybox"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/7
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/8396c124-9c72-4801-8964-1cd5fbd52d20?source=cve"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:684b2e5ebdbbb249305f0fb50e9ed49bbcf625a716bcfd9d33f77fb1b1d72472 · sha256:339e6fc04cce2c3f… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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