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CVE-2026-23873: Improper Neutralization of Formula Elements in a CSV File

🗓️ 22 Jan 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

CSV Injection in hustoj all versions via Nickname field allows RCE or data exfiltration.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-23873
21 Jan 202623:26
–attackerkb
circl
Circl
CVE-2026-23873
22 Jan 202601:53
–circl
cnnvd
CNNVD
HUSTOJ security vulnerabilities
22 Jan 202600:00
–cnnvd
cve
CVE
CVE-2026-23873
21 Jan 202623:26
–cve
cvelist
Cvelist
CVE-2026-23873 HUSTOJ is Vulnerable to Stored CSV Injection (Formula Injection) in Contest Rank Export
21 Jan 202623:26
–cvelist
euvd
EUVD
EUVD-2026-4200
21 Jan 202623:26
–euvd
nvd
NVD
CVE-2026-23873
22 Jan 202600:15
–nvd
ptsecurity
Positive Technologies
PT-2026-3882
21 Jan 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-23873
23 Jan 202600:26
–redhatcve
vulnrichment
Vulnrichment
CVE-2026-23873 HUSTOJ is Vulnerable to Stored CSV Injection (Formula Injection) in Contest Rank Export
21 Jan 202623:26
–vulnrichment

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27 Feb 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 45.2
CVSS 3.19
EPSS0.00578
SSVC
0