SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-11523

upload.php on NUUO NVRmini 2 devices allows Arbitrary File Upload, such as upload of .php files.

EXPLOITCRITICAL 9.8EPSS 9.46%

Does this matter?

A public exploit is published in Exploit-DB and the impact is critical, while EPSS rates exploitation at 9.5%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use.

Description

upload.php on NUUO NVRmini 2 devices allows Arbitrary File Upload, such as upload of .php files.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
9.46% probability · 95th percentile
Public exploits
1 in Exploit-DB · first 29 May 2018
CISA KEV
Not listed
Weakness
CWE-434
Affected
nuuo/nvrmini 2 firmware
Source
cve@mitre.org
EPSS trend
0%5%10%21 September 2026: 7.23%22 September 2026: 9.80%27 October 2026: 9.46%21 September 202627 October 2026

EPSS moved from 7.2% on 21 September 2026 to 9.5% on 27 October 2026, peaking at 9.8% on 22 September 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.

Public exploits (1)

Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.

EDB-IDTitleTypePublishedVerified
EDB-44794source ↗NUUO NVRmini2 / NVRsolo - Arbitrary File Uploadhardware · M3@Pandaswebapps29 May 2018no

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.