N-able · Code execution
N-able N-Central Command Injection Vulnerability
At a glance
Actively exploited in the wild — prioritise confirming exposure.
Medium rather than High: exposure is scored at a default because we cannot see your systems or suppliers. If you run or depend on N-able N-Central, treat it as High.
Briefing
There is no written leader briefing for this story yet. These questions come from the facts we hold.
Questions to ask IT
- Do we run N-able N-Central, and is every instance on version 2025.3.1 or later?
- Is any of it reachable from the internet?
- Have we checked whether it has already been used against us?
- If it is not yet patched, what mitigation is in place, and will the fix be done by 11 Nov?
Next steps
- Confirm exposure, mitigation status and any service interruption risk.
Vulnerability facts
Full CVE detail CVE-2025-8876- 9.4 · CriticalExploitable over the network with a low-privilege account, and no one has to click or open anything. High impact on confidentiality, integrity, availability, subsequent confidentiality, subsequent integrity and subsequent availability.CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Listed: attacks using it have been seen (on the catalogue since )
- ~4.1% estimated chance of attack in 30 days
- Before 2025.3.1
- 2025.3.1
Versions are as the CVE record states them; check the vendor advisory before planning a fix.
No technical write-up beyond these facts and the summary below yet.
Next steps
- Confirm whether affected products/versions are present and prioritise patching or mitigations
Summary
- N-able N-Central contains a command injection vulnerability via improper sanitisation of user input.
- CVE-2025-8876 is listed in known-exploited catalogue (exploitation in the wild)
- Authoritative catalogues report active exploitation of this vulnerability.
Why this matters in the UK
- Known-exploited catalogue reports exploitation in the wild
Products and services involved
- N-able N-Central82% match confidence · CVE-2025-8876
Part of Multiple command injection vulnerabilities reported
Pulse
Last checked 48m ago · Next recheck 10 Nov 2026, 04:11 UK time · 3 quiet checks collapsed
in the next 30 days first recorded at 4.1% (lower likelihood signal, not confirmed exploitation).
recorded — watch for changes; not confirmed exploitation.
2 quiet checks hidden.
Sources
N-able N-Central Command Injection Vulnerability
How we know
Statements extracted from sources. Higher confidence means stronger corroboration.
- ConfirmedHeadline90% confidence
N-able N-Central Command Injection Vulnerability
- ConfirmedSummary fact75% confidence
N-able N-Central contains a command injection vulnerability via improper sanitization of user input. Affects N-able N-Central. Known ransomware campaign use: Unknown. Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
- ConfirmedCVE identifier95% confidence
Event involves CVE-2025-8876
- ConfirmedKnown-exploited catalogue98% confidence
CVE-2025-8876 is listed in known-exploited catalogue (exploitation in the wild)