CVE-2026-2811 - Vulnerability Details - OpenCVE

The Ajaxify Comments WordPress plugin before 3.2 is vulnerable to HTTP Header Injection due to insufficient input sanitization and output escaping on user-supplied data. This makes it possible for unauthenticated attackers to inject arbitrary HTTP headers.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Unknown

Ajaxify Comments

unaffected

Version	Status	Constraints
`0`	affected	< 3.2

No data.

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://wpscan.com/vulnerability/48250628-9b81-4bef-b623-356ceca01215/

History

Wed, 02 Sep 2026 10:45:00 +0000

Type	Values Removed	Values Added
Description		The Ajaxify Comments WordPress plugin before 3.2 is vulnerable to HTTP Header Injection due to insufficient input sanitization and output escaping on user-supplied data. This makes it possible for unauthenticated attackers to inject arbitrary HTTP headers.
Title		Ajaxify Comments < 3.2 - Unauthenticated HTTP Header Injection
Weaknesses		CWE-113
References		https://wpscan.com/vulnerability/48250628-9b81-4bef-b623-356ceca01215/
Metrics		cvssV3_1 `{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-09-02T14:25:51.312Z

Updated: 2026-09-02T14:57:35.380Z

Reserved: 2026-02-19T15:54:12.930Z

Link: CVE-2026-2811

Vulnrichment

Updated: 2026-09-02T14:42:50.790Z

NVD

Status : Received

Published: 2026-09-02T15:17:38.270

Modified: 2026-09-02T15:17:38.270

Link: CVE-2026-2811

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-113

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