Which products and versions are affected by CVE-2026-125883?

Affected: N-central. The full list is in the CVE brief.

Is CVE-2026-125883 being exploited in the wild?

It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Nov 10, 2026.

Is CVE-2026-125883 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2026-125883?

A public exploit is reported by tracking sources, but no code link is listed yet.

Is there a fix for CVE-2026-125883?

Fixed versions are available, including N-central 26.4.1.

How urgently should CVE-2026-125883 be patched?

Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Request A Demo

Critical

CVE-2026-125883N-central XXE

Multiple XXE Vulnerabilities

Published Nov 10, 2026 · Updated Nov 11, 2026 · Also known as EUVD-2026-122942

Key Facts

Patch immediately

CVE-2026-125883 is a critical-severity vulnerability (CVSS 9.3 v4) affecting N-central.
It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Nov 10, 2026. A public exploit is reported by tracking sources, but no code link is listed yet.
EPSS estimates a 0.9% probability of exploitation in the next 30 days.
Fixed versions are available, including N-central 26.4.1.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Scores

CVSS v4

9.3

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 (30-day exploit likelihood)

0.9%

Higher than 59.6% of all scored CVEs

Exploit maturity

Exploited (KEV)

ATLAS score

57/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Nov 10, 2026

0 days after publication

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Exploited (KEV)

Public exploit code

Proof-of-concept links

In-the-wild evidence

Reports of active use

Advisories And Exploit References

advisoryhttps://me.n-able.com/s/security-advisory/aArVy0000002ihhKAA/cve2026125883-multiple-xxe-vulnerabilities

Description

Improper restriction of XML external entity reference vulnerability in N-able N-central allows XML Schema Poisoning.

This issue affects N-central: before 26.4.1.

Known-Exploited Catalog Listings

Catalog	Added	Remediation due	Ransomware use
CIRCL KEV	Nov 10, 2026	n/a	Not reported
Industry KEV feed	Nov 10, 2026	n/a	Not reported

Affected Products

2 affected entries in total

Product	Affected versions	Fixed in
N-central	See advisory	26.4.1

Patched Releases

N-central

26.4.1

Timeline

Publicly disclosed
Nov 10, 2026
Added to CIRCL KEV
Nov 10, 2026
Added to Industry KEV feed
Nov 10, 2026
Last updated
Nov 11, 2026

Weakness Type

CWE-611 Improper Restriction of XML External Entity Reference

References

advisoryme.n-able.com · cve2026125883-multiple-xxe-vulnerabilities
exploitVulnCheck exploitation report

FAQ

Common Questions.

Improper restriction of XML external entity reference vulnerability in N-able N-central allows XML Schema Poisoning.
Affected: N-central. The full list is in the CVE brief.
It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Nov 10, 2026.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
A public exploit is reported by tracking sources, but no code link is listed yet.
Fixed versions are available, including N-central 26.4.1.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Is CVE-2026-125883 On Your Attack Surface?

Brandefense matches it against the products discovered on your perimeter and opens a finding the day a CVE like this is listed.