CVE-2026-96649

validatedZero produced an exploit or a check.

GHSA-6769-w4q7-57h5 ↗EUVD-2026-89577 ↗

check availableZero validated a working check for it.not proven exploitableZero has a detection check, but hasn't produced a full working exploit yet.
cve.orgpublic pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).kevAttacks confirmed in the real world.
wpshuffle Frontend Post Submission Manager Lite – Guest Post and Frontend Submission Forms <= 1.3.4
ETK-2026-178, permanent identifier
+22h38mTTV
24mAI analysisAnalysis: how long the AI spent reversing this signal.
Check if you are vulnerable
timeline
0 = trigger signal
trigger signal (cve.org) +0hcheck available+22h38magent stopped
0
+6h
+12h
+18h
+24h

description

Frontend Post Submission Manager Lite versions 1.3.4 and earlier can store attacker-controlled script content in submitted posts. An unauthenticated attacker can cause script execution for people who view an affected post when the site exposes guest submissions through the [fpsm] shortcode.

mitigation

Disable guest post submission and remove or restrict pages using the [fpsm] shortcode until the plugin vendor provides a confirmed patched release. Review previously submitted posts for untrusted content.

check
available
exploit
no
automationDeterministic: a check that runs on its own, the same request on every target. Contextual: an agentic technique that needs to be applied per target, for bugs that depend on contextual flows.
deterministic
auth requiredWhether an attacker needs an account first, based on the CVSS vector's Privileges Required.
no
EPSSEstimate of the chance this CVE is exploited in the next 30 days. Refreshed daily.
0.25%14th percentile
agent run time
24m
cve.org record, t = 0The moment cve.org publishes the CVE in full.
2026-09-30 02:27Z
Δ to public pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).
–
Δ to kevAttacks confirmed in the real world.
–

outcome

Check only, differential: the check fires on the vulnerable build and is silent on the patched one.

source signals

Public signals that triggered or updated the pipeline. These are inputs for the deltas above.

  1. 2026-09-30 02:27Z
    ghsa: trigger signal, started the run
  2. 2026-09-30 02:27Z

this entry in the feed

GET /api/v1/feed/CVE-2026-96649

{
  "etk_id": "ETK-2026-178",
  "cve_id": "CVE-2026-96649",
  "display_id": "CVE-2026-96649",
  "ghsa_id": "GHSA-6769-w4q7-57h5",
  "euvd_id": "EUVD-2026-89577",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Stored cross-site scripting in Frontend Post Submission Manager Lite",
  "summary": "Frontend Post Submission Manager Lite versions 1.3.4 and earlier can store attacker-controlled script content in submitted posts. An unauthenticated attacker can cause script execution for people who view an affected post when the site exposes guest submissions through the [fpsm] shortcode.",
  "mitigation": "Disable guest post submission and remove or restrict pages using the [fpsm] shortcode until the plugin vendor provides a confirmed patched release. Review previously submitted posts for untrusted content.",
  "vendor": "wpshuffle",
  "product": "Frontend Post Submission Manager Lite – Guest Post and Frontend Submission Forms",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 1.3.4"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Frontend Post Submission Manager Lite – Guest Post and Frontend Submission Forms",
      "purl": null
    }
  ],
  "cwes": null,
  "cvss_score": 7.2,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
  "epss_score": 0.0025,
  "epss_percentile": 0.1497,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 24.290671183333334,
  "t0_at": "2026-09-30T02:27:19.291000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-01T01:05:16.125969+00:00",
      "days": 0.9430189232523148,
      "is_lower_bound": false,
      "measured_at": "2026-09-30T02:27:19.291000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-09-30T02:27:19.291000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-09-30T02:27:19.291000+00:00",
      "url": "https://github.com/advisories/GHSA-6769-w4q7-57h5"
    }
  }
}

published 2026-10-01 00:40Z
last change 2026-10-21 09:11Z

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