# CVE-2026-84761: WordPress LiteSpeed Cache plugin <= 7.9 - Server Side Request Forgery (SSRF) vulnerability

Status: published. Published: 2026-09-03. Updated: 2026-11-14.

Server-Side Request Forgery (SSRF) vulnerability in Hai Zheng / Lite Speed Cache LiteSpeed Cache litespeed-cache allows Server Side Request Forgery.This issue affects LiteSpeed Cache: from n/a through 7.9.

## Remediation

- fix: Update the WordPress LiteSpeed Cache plugin to the latest available version (at least 7.9.1). (source: CNA: Patchstack)

## Affected products and versions

- Hai Zheng / Lite Speed Cache / LiteSpeed Cache (litespeed-cache): ≥ 0; ≤ 7.9 (affected, custom); unaffected at 7.9.1. Source: CNA: Patchstack

## Severity and prioritization

- CVSS 3.1: 7.2 (high); CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N; source: CNA: Patchstack

- CISA KEV: No listing in collected sources

- EPSS: 0.27% as of 2026-11-13; percentile 18.73%

- SSVC: exploitation none; automatable yes; technical impact partial; source ADP: CISA-ADP

- Weaknesses: CWE-918

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://patchstack.com/database/wordpress/plugin/litespeed-cache/vulnerability/wordpress-litespeed-cache-plugin-7-9-server-side-request-forgery-ssrf-vulnerability?_s_id=cve (CNA: Patchstack; vdb-entry)

## Provenance

- CNA: Patchstack: https://www.cve.org/CVERecord?id=CVE-2026-84761; retrieved 2026-11-14; source updated 2026-11-14

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-84761; retrieved 2026-11-14; source updated Not reported

Revision: 8eb319e020bf1bbdf4a978cfc993dbea1ca3f3af819732f85509c677c017774e

Canonical: https://y2.dev/cve/CVE-2026-84761

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.