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Findings

CVE-2021-36260

Hikvision Improper Input Validation

Published Sep 22, 2021 · updated Jun 16, 2026 · hikvision ds-2cd2026g2-iu/sl firmware

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.

Timeline

Detection, updates, and resolution for this record.

  1. Sep 22, 2021 · Catalog

    Detected

    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.

  2. Jan 10, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Jan 24, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    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.

Required action

Apply updates per vendor instructions.

CISA due date Jan 24, 2022

Affected

  • cpe hikvision/ds-2cd2026g2-iu/sl firmwareversion unspecified
  • cpe hikvision/ds-2cd2046g2-iu/sl firmwareversion unspecified
  • cpe hikvision/ds-2cd2066g2-i(u) firmwareversion unspecified
  • cpe hikvision/ds-2cd2066g2-iu/sl firmwareversion unspecified
  • cpe hikvision/ds-2cd2086g2-i(u) firmwareversion unspecified
  • cpe hikvision/ds-2cd2086g2-iu/sl firmwareversion unspecified
  • cpe hikvision/ds-2cd2166g2-i(su) firmwareversion unspecified
  • cpe hikvision/ds-2cd2186g2-i(su) firmwareversion unspecified
  • cpe hikvision/ds-2cd2186g2-isu firmwareversion unspecified
  • cpe hikvision/ds-2cd2326g2-isu/sl firmwareversion unspecified
  • cpe hikvision/ds-2cd2346g2-isu/sl firmwareversion unspecified
  • cpe hikvision/ds-2cd2366g2-i(u) firmwareversion unspecified
  • vendor Hikvision Security cameras web serverversion unspecified

Sources

  • CISA KEVCVE-2021-36260

    A command injection vulnerability in the web server of some Hikvision product. Due to the insufficient input validation.

    cisa.gov
  • CVE.orgCVE-2021-36260

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2021-36260

    30-day exploitation probability 99.9%

    first.org
  • Exploit Database50441

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit Modulesexploit_linux/http/hikvision_cve_2021_36260_blind

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDCVE-2021-36260

    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.

    nvd.nist.gov
  • Packet Storm Securityhttp://packetstormsecurity.com/files/164603/Hikvision-Web-Server-Build-210702-Command-Injection.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com
  • Packet Storm Securityhttp://packetstormsecurity.com/files/166167/Hikvision-IP-Camera-Unauthenticated-Command-Injection.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References