CVE-2026-27812
Password Reset Poisoning in Sub2API Enables Account Takeover
Publication date: 2026-02-26
Last updated on: 2026-03-05
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| sub2api | sub2api | to 0.1.85 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-116 | The product prepares a structured message for communication with another component, but encoding or escaping of the data is either missing or done incorrectly. As a result, the intended structure of the message is not preserved. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
[{'type': 'paragraph', 'content': 'CVE-2026-27812 is a vulnerability in the Sub2API platform versions prior to 0.1.85 that involves Password Reset Poisoning. This occurs because the system improperly trusts the Host or Forwarded HTTP headers, allowing attackers to manipulate the password reset link.'}, {'type': 'paragraph', 'content': 'By exploiting this flaw, an attacker can inject their own malicious domain into the password reset link, which can lead to account takeover.'}, {'type': 'paragraph', 'content': 'The issue has been fixed in version 0.1.85, and users are advised to upgrade. As a temporary mitigation, disabling the "forgot password" feature can prevent exploitation until the patch is applied.'}] [1]
How can this vulnerability impact me? :
This vulnerability can lead to account takeover by attackers who manipulate the password reset link to redirect users to a malicious domain.
An attacker exploiting this flaw could gain unauthorized access to user accounts, potentially compromising sensitive information or control over the affected accounts.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
[{'type': 'paragraph', 'content': 'To mitigate the vulnerability in sub2api versions prior to 0.1.85, you should upgrade to version 0.1.85 or later where the issue has been fixed.'}, {'type': 'paragraph', 'content': 'If upgrading immediately is not possible, disable the "forgot password" feature to prevent attackers from exploiting the password reset endpoint.'}] [1]