CVE-2026-28678

CRITICAL EPSS 6.1%
Published Mar 7, 20263mo ago · Modified Mar 11, 20263mo ago
9.1 CVSS 3.1
Critical
Find Similar
Published Mar 7, 2026 3mo ago
Last Modified Mar 11, 2026 3mo ago

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 Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
6.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-311
CWE-522

Affected Products 1

VendorProductVersionRange
toxicbishopdsa_study_hub* <2026-02-21

References 2

  • github.com https://github.com/toxicbishop/DSA-with-tsx/commit/d527fba3b3c15f185b9d1e730322dff9248391e4
    Patch
  • github.com https://github.com/toxicbishop/DSA-with-tsx/security/advisories/GHSA-vmxr-562h-rcgg
    Vendor Advisory

Remediation

  • github.com https://github.com/toxicbishop/DSA-with-tsx/commit/d527fba3b3c15f185b9d1e730322dff9248391e4
    Patch