CVE-2026-105315

A vulnerability has been found in django-haystack up to 3.3.0. Affected is the function _to_python of the file haystack/backends/elasticsearch_backend.py of the component more_like_this Template Tag Handler. Such manipulation of the argument result_class leads to improper neutralization of directives in dynamically evaluated code. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.4.0 is able to address this issue. The name of the patch is eb05f193c9771a68dcc8cfac6674a0d48a52ee9d. It is suggested to upgrade the affected component.

CVSS v3 4.7 MEDIUM
CVSS v2.0 5.8 MEDIUM

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:M/C:P/I:P/A:P

Exploitability : 6.4 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/django-haystack/django-haystack/
https://github.com/django-haystack/django-haystack/commit/eb05f193c9771a68dcc8cfac6674a0d48a52ee9d
https://github.com/django-haystack/django-haystack/releases/tag/v3.4.0
https://github.com/django-haystack/django-haystack/security/advisories/GHSA-r3hx-x5rh-p9vv
https://vuldb.com/cve/CVE-2026-105315
https://vuldb.com/submit/978642
https://vuldb.com/vuln/413523
https://vuldb.com/vuln/413523/cti

Configurations

No configuration.

History

05 Oct 2026, 13:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-05 13:16

Updated : 2026-10-06 15:04

NVD link : CVE-2026-105315

Mitre link : CVE-2026-105315

CVE.ORG link : CVE-2026-105315

JSON object : View

Products Affected

No product.

CWE

CWE-94

Improper Control of Generation of Code ('Code Injection')

CWE-95

Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')

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Affected is the function _to_python of the file haystack/backends/elasticsearch_backend.py of the component more_like_this Template Tag Handler. Such manipulation of the argument result_class leads to improper neutralization of directives in dynamically evaluated code. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.4.0 is able to address this issue. The name of the patch is eb05f193c9771a68dcc8cfac6674a0d48a52ee9d. It is suggested to upgrade the affected component."}], "lastModified": "2026-10-06T15:04:52.637", "sourceIdentifier": "cna@vuldb.com"}