ACF Flexible Layouts Manager Plugin up to 1.1.6 on WordPress acf_flm_update_template_with_pasted_layout authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in ACF Flexible Layouts Manager Plugin up to 1.1.6 on WordPress. Affected by this issue is the function acf_flm_update_template_with_pasted_layout. This manipulation causes authorization. This vulnerability is tracked as CVE-2025-12937. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in ACF Flexible Layouts Manager Plugin up to 1.1.6 on WordPress and classified as problematic. Affected by this vulnerability is the function acf_flm_update_template_with_pasted_layout. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect integrity. The summary by CVE is:

The ACF Flexible Layouts Manager plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'acf_flm_update_template_with_pasted_layout' function in all versions up to, and including, 1.1.6. This makes it possible for unauthenticated attackers to update custom field values on individual posts and pages.

It is possible to read the advisory at wordfence.com. This vulnerability is known as CVE-2025-12937. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/18/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.5
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

11/17/2025 Advisory disclosed
11/17/2025 +0 days VulDB entry created
11/18/2025 +1 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Status: Not defined

CVE: CVE-2025-12937 (🔒)
GCVE (CVE): GCVE-0-2025-12937
GCVE (VulDB): GCVE-100-332707

Entryinfo

Created: 11/17/2025 22:32
Updated: 11/18/2025 10:44
Changes: 11/17/2025 22:32 (50), 11/18/2025 10:44 (12)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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