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The vulnerability of the formQuickIndex() function in the Tenda CH22 router’s microprogramming software allows a hacker to execute arbitrary code.

🗓️ 01 Apr 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 2 Views

formQuickIndex flaw in Tenda CH22 router enables code execution via crafted post requests.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-5156
30 Mar 202623:30
attackerkb
Circl
CVE-2026-5156
30 Mar 202614:14
circl
CNNVD
Tenda CH22 安全漏洞
31 Mar 202600:00
cnnvd
CVE
CVE-2026-5156
30 Mar 202623:30
cve
Cvelist
CVE-2026-5156 Tenda CH22 Parameter QuickIndex formQuickIndex stack-based overflow
30 Mar 202623:30
cvelist
EUVD
EUVD-2026-17252
31 Mar 202600:31
euvd
NVD
CVE-2026-5156
31 Mar 202600:16
nvd
Positive Technologies
PT-2026-29115
30 Mar 202600:00
ptsecurity
RedhatCVE
CVE-2026-5156
1 Apr 202605:00
redhatcve
Vulnrichment
CVE-2026-5156 Tenda CH22 Parameter QuickIndex formQuickIndex stack-based overflow
30 Mar 202623:30
vulnrichment
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01 Apr 2026 00:00Current
8High risk
Vulners AI Score8
CVSS 38.8
CVSS 29
EPSS0.00632
2