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VulnerabilityPublished

CVE-2026-5642: Cyber-III Student-Management-System · Improper Authorization

Affects Cyber-III Student-Management-SystemSource CVE Database V5

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Public exploit available · CVSS 6.9 Medium.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 4.0 base score
6.9Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 Apr 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: evidence found.

    CVSS exploit maturity: proof of concept public

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Cyber-IIIStudent-Management-SystemAffected
  • =1a938fa61e9f735078e9b291d2e6215b4942af3f
Fixed in–

AI-suggested

Since the vendor has not responded and the product uses a rolling release model without versioned patches, users should monitor the vendor's channels for updates. Until a fix is released, consider restricting access to the affected endpoint and implementing additional access controls or monitoring to detect unauthorized usage.

Description

CVE-2026-5642 is an improper authorization vulnerability in the Cyber-III Student-Management-System affecting the HTTP POST request handler in the /viva/update.php file. The vulnerability allows remote attackers to manipulate the 'Name' argument to bypass authorization controls. The vulnerability has been publicly disclosed, but no patch or official remediation has been provided yet. The product uses a rolling release model, and no specific fixed version is available. The CVSS 4.0 base score is 6.9, indicating a medium severity level.

References

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