CVE Explorer

CVE-2026-4379

The LightPress Lightbox plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `group` attribute in the `[gallery]` shortcode in all versions up to, and including, 2.3.4. This is due to the plugin modifying gallery shortcode output to include the `group` attribute value without proper escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injec

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:322733575cae1618ec35b69d22c589c8f6ff936bdfcd37fe87669f3b06d3b352

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"LightPress Lightbox","vendor":"firelightwp","versions":[{"lessThanOrEqual":"2.3.4","status":"affected","version":"0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:72e886a0692402c45561240250ed6ea3760e88ea7b63c6403b894f4411754574 · sha256:aa66c5f00d40375b… · /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:v2:72e886a0692402c45561240250ed6ea3760e88ea7b63c6403b894f4411754574 · sha256:aa66c5f00d40375b… · /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:v2:72e886a0692402c45561240250ed6ea3760e88ea7b63c6403b894f4411754574 · sha256:aa66c5f00d40375b… · /containers/cna/problemTypes/0/descriptions/0

Source references

4 source assertions

{"url":"https://plugins.trac.wordpress.org/browser/wp-jquery-lightbox/tags/2.3.4/lightboxes/wp-jquery-lightbox/class-wp-jquery-lightbox.php#L376"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:72e886a0692402c45561240250ed6ea3760e88ea7b63c6403b894f4411754574 · sha256:aa66c5f00d40375b… · /containers/cna/references/2

{"url":"https://plugins.trac.wordpress.org/browser/wp-jquery-lightbox/tags/2.3.4/lightboxes/wp-jquery-lightbox/class-wp-jquery-lightbox.php#L395"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:72e886a0692402c45561240250ed6ea3760e88ea7b63c6403b894f4411754574 · sha256:aa66c5f00d40375b… · /containers/cna/references/1

{"url":"https://plugins.trac.wordpress.org/changeset?old_path=/wp-jquery-lightbox/tags/2.3.4&new_path=/wp-jquery-lightbox/tags/2.3.5"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:72e886a0692402c45561240250ed6ea3760e88ea7b63c6403b894f4411754574 · sha256:aa66c5f00d40375b… · /containers/cna/references/3

{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/2bed4818-70c5-40b7-8d8d-f43f3baa0f3d?source=cve"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:72e886a0692402c45561240250ed6ea3760e88ea7b63c6403b894f4411754574 · sha256:aa66c5f00d40375b… · /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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