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PatchSiren cyber security CVE debrief

CVE-2026-39507 Themeisle CVE debrief

CVE-2026-39507 is a HIGH severity Unauthenticated Cross Site Scripting (XSS) vulnerability in Social Slider Feed <= 2.3.2 versions. The vulnerability has a CVSS score of 7.1 and was published on [cvePublishedAt](https://www.cve.org/CVERecord?id=CVE-2026-39507). The vulnerability was last modified on [cveModifiedAt](https://nvd.nist.gov/vuln/detail/CVE-2026-39507).

Vendor
Themeisle
Product
Social Slider Feed
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-15
Advisory published
2026-06-15
Advisory updated
2026-06-15

Who should care

Users of Social Slider Feed plugin versions <= 2.3.2 should update to a patched version to prevent exploitation of this vulnerability.

Technical summary

The vulnerability is an Unauthenticated Cross Site Scripting (XSS) vulnerability in Social Slider Feed <= 2.3.2 versions. The CVSS vector for this vulnerability is CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

Defensive priority

HIGH

Recommended defensive actions

  • Update Social Slider Feed plugin to a version greater than 2.3.2.
  • Review and apply patches provided by the vendor.

Evidence notes

Evidence for this CVE was provided by Patchstack.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-39507 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-39507

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-39507 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-39507

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.