CVE-2026-14933

waiting for further signalsZero needs more public information before it can validate it.

GHSA-9p8h-2662-3xvr ↗EUVD-2026-104958 ↗

no check availablenot proven exploitable
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.
Unblu inc. Unblu Spark >= 7.0, <= 7.57.7; >= 8.0, <= 8.39.2
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
ETK-2026-2162Zero's internal tracking ID, independent of the CVE number., permanent identifier
20h 07msince last run
13mAI analysisAnalysis: how long the AI spent reversing this signal.
timeline
0 = cve.org publication
trigger signal (cve.org) +0hwaiting for further signals+6h02m
0
+2h
+4h
+8h
+10h
+12h

description

Unblu Spark 7.0–7.57.7 and 8.0–8.39.2 are affected in embedded co-browsing deployments. An unauthenticated visitor may cause script to run in an agent's browser session when the agent joins the visitor's co-browsing session.

mitigation

Disable embedded co-browsing where operationally feasible until vendor remediation is available, or prevent agents from joining sessions started by untrusted visitors. Monitor vendor guidance for a corrected release; no fixed version is recorded in the advisory.

check
no
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.
contextual
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
13m
cve.org record, t = 0The moment cve.org publishes the CVE in full.
2026-10-20 11:08Z
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

Contextual: an exploit technique exists, but no deterministic check could cover this one.

source signals

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

  1. 2026-10-20 11:08Z
    cve_org: trigger signal, started the run

this entry in the feed

GET /api/v1/feed/CVE-2026-14933

{
  "etk_id": "ETK-2026-2162",
  "cve_id": "CVE-2026-14933",
  "display_id": "CVE-2026-14933",
  "ghsa_id": "GHSA-9p8h-2662-3xvr",
  "euvd_id": "EUVD-2026-104958",
  "status": "published",
  "anchor_state": "anchored",
  "title": "Cross-site scripting in Unblu Spark embedded co-browsing",
  "summary": "Unblu Spark 7.0–7.57.7 and 8.0–8.39.2 are affected in embedded co-browsing deployments. An unauthenticated visitor may cause script to run in an agent's browser session when the agent joins the visitor's co-browsing session.",
  "mitigation": "Disable embedded co-browsing where operationally feasible until vendor remediation is available, or prevent agents from joining sessions started by untrusted visitors. Monitor vendor guidance for a corrected release; no fixed version is recorded in the advisory.",
  "vendor": "Unblu inc.",
  "product": "Unblu Spark",
  "affected": [
    {
      "affected_notes": [],
      "affected_ranges": [
        ">= 7.0, <= 7.57.7",
        ">= 8.0, <= 8.39.2"
      ],
      "ecosystem": null,
      "fixed_versions": [],
      "package_name": "Unblu Spark",
      "purl": null
    }
  ],
  "cwes": [
    79
  ],
  "cvss_score": 8.6,
  "cvss_src": "cna_vendor",
  "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N",
  "epss_score": null,
  "epss_percentile": null,
  "epss_asof": null,
  "automation": "contextual",
  "check": false,
  "check_confidence_basis": null,
  "exploit": false,
  "pipeline_minutes": 13.1015859,
  "t0_at": "2026-10-20T11:08:43.830000+00:00",
  "signals": {
    "trigger_signal": {
      "at": "2026-10-20T11:08:43.830000+00:00",
      "days": 0,
      "is_lower_bound": false,
      "measured_at": "2026-10-20T11:08:43.830000+00:00",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14933"
    }
  }
}

published 2026-10-20 11:30Z
last change 2026-10-21 12:26Z

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