CVE-2026-97337

validatedZero produced an exploit or a check.

GHSA-7wr9-4367-v9vm ↗EUVD-2026-91908 ↗

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.
wpinsider-1 Simple Membership <= 4.8.3
CWE-862 Missing Authorization
ETK-2026-424, permanent identifier
+1h35mTTV
21mAI analysisAnalysis: how long the AI spent reversing this signal.
Check if you are vulnerable
timeline
0 = trigger signal
trigger signal (cve.org) +0mcheck available+95magent stopped
0
+30min
+60min

description

Simple Membership versions through 4.8.3 expose activation and resend workflows without authorization checks. An unauthenticated attacker can target a pending member to redirect account emails, obtain sensitive account information, and activate the account; a pending membership is required.

mitigation

Disable the Simple Membership plugin or restrict public access to its activation and resend workflows until an updated release is available. Review pending accounts and activation activity for unexpected changes.

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.
0.37%29th percentile
agent run time
21m
cve.org record, t = 0The moment cve.org publishes the CVE in full.
2026-10-03 05:29Z
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. 2026-10-03 05:29Z
    cve_org: trigger signal, started the run

this entry in the feed

GET /api/v1/feed/CVE-2026-97337

{
  "etk_id": "ETK-2026-424",
  "cve_id": "CVE-2026-97337",
  "display_id": "CVE-2026-97337",
  "ghsa_id": "GHSA-7wr9-4367-v9vm",
  "euvd_id": "EUVD-2026-91908",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Missing authorization in Simple Membership activation endpoints",
  "summary": "Simple Membership versions through 4.8.3 expose activation and resend workflows without authorization checks. An unauthenticated attacker can target a pending member to redirect account emails, obtain sensitive account information, and activate the account; a pending membership is required.",
  "mitigation": "Disable the Simple Membership plugin or restrict public access to its activation and resend workflows until an updated release is available. Review pending accounts and activation activity for unexpected changes.",
  "vendor": "wpinsider-1",
  "product": "Simple Membership",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 4.8.3"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Simple Membership",
      "purl": null
    }
  ],
  "cwes": [
    862
  ],
  "cvss_score": 7.5,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
  "epss_score": 0.0037,
  "epss_percentile": 0.299,
  "epss_asof": "2026-10-20",
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "differential",
  "exploit": false,
  "pipeline_minutes": 20.9334299,
  "t0_at": "2026-10-03T05:29:16.871000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-03T07:03:56.224167+00:00",
      "days": 0.06573325424768518,
      "is_lower_bound": false,
      "measured_at": "2026-10-03T05:29:16.871000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-03T05:29:16.871000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-03T05:29:16.871000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-97337"
    }
  }
}

published 2026-10-03 06:42Z
last change 2026-10-21 18:17Z

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