CVE-2021-36260

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 0.999 · 100 %ileexploit · weaponizedEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 16 exploits · weaponized

Likely / severe?

99.9% (100th) EPSS

CVSS 9.3 · high

Is it mine?

336 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · fstec_bdu

added 2022-01-10remediate by 2022-01-24

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-28

Hikvision Improper Input Validation

A command injection vulnerability in the web server of some Hikvision product. Due to the insufficient input validation, attacker can exploit the vulnerability to launch a command injection attack by sending some messages with malicious commands.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 9.3–9.8

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-78USprimaryCWE-20USCWE-77US

exploits (16)

Public proof-of-concept and weaponised exploit code.

exploit/linux/http/hikvision_cve_2021_36260_blindHikvision IP Camera Unauthenticated Command Injectionweaponized · metasploit
EDB-50441Hikvision Web Server Build 210702 - Command InjectionPoC · exploit_db
Aiminsun/CVE-2021-36260command injection vulnerability in the web server of some Hikvision product. Due to the insufficient input validation, attacker can exploit the vulnerability to launch a command injection attack by sending some messages with malicious commands.PoC · poc_in_github
Cuerz/CVE-2021-36260海康威视RCE漏洞批量检测和利用工具PoC · poc_in_github
NanoTrash/hikvision_bruteBrute Hikvision CAMS with CVE-2021-36260 ExploitPoC · poc_in_github
TaroballzChen/CVE-2021-36260-metasploitthe metasploit script(POC) about CVE-2021-36260 PoC · poc_in_github

affected products (336)

Products and version ranges known to be affected.

showing 20 of 336

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu NVD CVE.org MITRE

published 2021-09-22modified 2026-06-26

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references (20)

External citations — patches, advisories, analysis.

scry

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