CVE-2026-125883
waiting for further signalsZero needs more public information before it can validate it.GHSA-4pwj-r4p2-8gqv ↗EUVD-2026-122942 ↗
no check availablenot proven exploitable
cve.orgpublic pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).−20dkevAttacks confirmed in the real world.+1d
N-able N-central < 26.4.1
fixed in 26.4.1
ETK-2026-4184Zero's internal tracking ID, independent of the CVE number., permanent identifier
1h 54msince last run
53mAI analysisAnalysis: how long the AI spent reversing this signal.
description
N-central versions before 26.4.1 improperly restrict XML external entity references. An attacker who can provide XML to a vulnerable processing path may cause XML Schema Poisoning.
mitigation
Upgrade N-central to version 26.4.1 or later.
fixed in 26.4.1
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
53m
cve.org record, t = 0The moment cve.org publishes the CVE in full.
2026-11-10 21:19Z
Δ to public pocExploit code has been published by someone. Source signals can also carry a PoC (Proof of Concept).
−20d
Δ to kevAttacks confirmed in the real world.
+1d
outcome
Contextual, not validated: no deterministic check could cover this one, and no technique passed our review.
source signals
Public signals that triggered or updated the pipeline. These are inputs for the deltas above.
- 2026-11-10 21:19Zcve.org record for CVE-2026-125883
- 2026-11-11vulncheck_kev: trigger signal, started the run
- 2026-11-11 00:00Z
- 2026-11-11 16:17ZOracle-Security/CVEs
this entry in the feed
GET /api/v1/feed/CVE-2026-125883
{ "etk_id": "ETK-2026-4184", "cve_id": "CVE-2026-125883", "display_id": "CVE-2026-125883", "ghsa_id": "GHSA-4pwj-r4p2-8gqv", "euvd_id": "EUVD-2026-122942", "status": "published", "anchor_state": "anchored", "title": "XML external entity handling flaw in N-central", "summary": "N-central versions before 26.4.1 improperly restrict XML external entity references. An attacker who can provide XML to a vulnerable processing path may cause XML Schema Poisoning.", "mitigation": "Upgrade N-central to version 26.4.1 or later.", "vendor": "N-able", "product": "N-central", "affected": [ { "affected_notes": [], "affected_ranges": [ ">= 0, < 26.4.1" ], "ecosystem": null, "fixed_versions": [ "26.4.1" ], "package_name": "N-central", "purl": null } ], "cwes": null, "cvss_score": 9.3, "cvss_src": "other", "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/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": 52.979123816666664, "t0_at": "2026-11-10T21:19:11.273000+00:00", "signals": { "kev": { "at": "2026-11-11T00:00:00+00:00", "days": 1, "is_lower_bound": false, "measured_at": "2026-11-10T21:19:11.273000+00:00", "precision": "day", "url": "https://vulncheck.com/cve/CVE-2026-125883" }, "public_poc": { "at": "2026-10-21T21:55:05+00:00", "days": -19.975072604166666, "is_lower_bound": false, "measured_at": "2026-11-10T21:19:11.273000+00:00", "url": "https://github.com/Oracle-Security/CVEs" }, "trigger_signal": { "at": "2026-11-11T00:00:00+00:00", "days": 0.11167508101851852, "is_lower_bound": false, "measured_at": "2026-11-10T21:19:11.273000+00:00", "url": "https://vulncheck.com/cve/CVE-2026-125883" } } }
published 2026-11-11 16:16Z
last change 2026-11-11 18:11Z
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