How serious is CVE-2026-28678?

This vulnerability has a CVSS score of 9.1 out of 10, classified as CRITICAL severity. No public exploit code has been identified yet.

Which products are affected by CVE-2026-28678?

CVE-2026-28678 affects toxicbishop dsa study hub. Check the full CVE details for specific version information.

How do I fix CVE-2026-28678?

To remediate CVE-2026-28678, check for security patches from toxicbishop. Apply all available updates and security patches. If no patch is available, implement recommended workarounds or security controls to mitigate the risk.

CVE-2026-28678

Critical

|9.1

No Exploit

Plain English Summary

AI-powered analysis for quick understanding

This vulnerability allows an attacker to steal user authentication tokens stored in cookies, potentially gaining unauthorized access to accounts on the DSA Study Hub. It occurs because these tokens were not securely protected, making it easier for attackers to exploit this weakness if they can intercept the cookies.

Technical Description

DSA Study Hub is an interactive educational web application. Prior to commit d527fba, the user authentication system in server/routes/auth.js was found to be vulnerable to Insufficiently Protected Credentials. Authentication tokens (JWTs) were stored in HTTP cookies without cryptographic protection of the payload. This issue has been patched via commit d527fba.

CVSS Vector Analysis

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

Confidentiality ImpactHigh

Integrity ImpactHigh

Availability ImpactNone

ScopeUnchanged

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploit Resources

Search for proof-of-concept code and exploit modules

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Official References

NIST NVD

Est. Bounty

$6,000($5K-$15K)

Vendor Response

Grade APatched in 4 days

Quick Information

Published

Mar 7, 2026

about 1 month ago

Last Modified

Mar 11, 2026

27 days ago

Vendor

toxicbishop

Product

dsa study hub