CVE-2026-115968

validatedZero produced an exploit or a check.

GHSA-cw69-4j8j-28wc ↗EUVD-2026-112120 ↗

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.
Ultimate Member <= 2.13.1
CWE-502 Deserialization of Untrusted Data
ETK-2026-2875Zero's internal tracking ID, independent of the CVE number., permanent identifier
+47mTTV
<1mAI analysisAnalysis: how long the AI spent reversing this signal.
Check if you are vulnerable
timeline
0 = trigger signal
trigger signal (cve.org) +0mcheck available+47magent stopped
0
+10min
+20min
+30min
+40min
+50min

description

Ultimate Member versions through 2.13.1 contain an unsafe deserialization flaw. An unauthenticated remote attacker may trigger object injection when they can reach an affected WordPress installation.

mitigation

Deactivate Ultimate Member where it is not required, or restrict public access to affected WordPress installations until an updated release is available. Monitor the vendor for a release newer than 2.13.1 and upgrade promptly.

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.
–
agent run time
<1m
cve.org record, t = 0The moment cve.org publishes the CVE in full.
2026-10-28 14:02Z
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

Upstream: a detection for this already ships elsewhere, so we didn't generate a new one. The credit goes to whoever did.

source signals

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

  1. 2026-10-28 14:02Z
    cve_org: trigger signal, started the run
  2. 2026-10-28 14:49Z

this entry in the feed

GET /api/v1/feed/CVE-2026-115968

{
  "etk_id": "ETK-2026-2875",
  "cve_id": "CVE-2026-115968",
  "display_id": "CVE-2026-115968",
  "ghsa_id": "GHSA-cw69-4j8j-28wc",
  "euvd_id": "EUVD-2026-112120",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Unauthenticated object injection in Ultimate Member",
  "summary": "Ultimate Member versions through 2.13.1 contain an unsafe deserialization flaw. An unauthenticated remote attacker may trigger object injection when they can reach an affected WordPress installation.",
  "mitigation": "Deactivate Ultimate Member where it is not required, or restrict public access to affected WordPress installations until an updated release is available. Monitor the vendor for a release newer than 2.13.1 and upgrade promptly.",
  "vendor": "Ultimate Member",
  "product": "Ultimate Member",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 0, <= 2.13.1"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "ultimate-member",
      "purl": null
    }
  ],
  "cwes": [
    502
  ],
  "cvss_score": 9.8,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "deterministic",
  "check": true,
  "check_confidence_basis": "upstream",
  "exploit": false,
  "pipeline_minutes": 0.013224333333333333,
  "t0_at": "2026-10-28T14:02:57.496000+00:00",
  "signals": {
    "check": {
      "at": "2026-10-28T14:49:45.546554+00:00",
      "days": 0.03250058511574074,
      "is_lower_bound": false,
      "measured_at": "2026-10-28T14:02:57.496000+00:00",
      "url": null
    },
    "trigger_signal": {
      "at": "2026-10-28T14:02:57.496000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-28T14:02:57.496000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-115968"
    }
  }
}

published 2026-10-28 14:49Z
last change 2026-10-28 16:08Z

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