CVE-2026-30707Public exploitNetwork attack vector

Answer-key disclosure via unchecked review PageMethod

Published Mar 17, 2026 · Updated Mar 17, 2026

Broken access control in SpeedExam Online Examination System allows remote authenticated users to retrieve full answer keys. The ReviewAnswerDetails ASP.NET PageMethod accepts question identifiers and returns answer objects without enforcing server-side exam-state or review-time authorization. A candidate account is required; direct calls during an unfinished exam disclose every option and identify the correct answers.

CVSS severity8.1
High
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Broken access control in SpeedExam Online Examination System allows remote authenticated users to retrieve full answer keys. The ReviewAnswerDetails ASP.NET PageMethod accepts question identifiers and returns answer objects without enforcing server-side exam-state or review-time authorization. A candidate account is required; direct calls during an unfinished exam disclose every option and identify the correct answers.

The record

CVE
CVE-2026-30707
Published
Mar 17, 2026
Updated
Mar 17, 2026
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-284, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 17, 2026CVE publishedPublication date reported by the CVE source.
  2. Mar 17, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

8.1CISA-ADPCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-284Improper Access Control
T1190Exploit Public-Facing Application

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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