Parabol up to 15.21.1 GraphQL Mutation addReactjiToReactable missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.2$0-$5k0.00+

Summaryinfo

A vulnerability was found in Parabol up to 15.21.1. It has been rated as problematic. This impacts the function addReactjiToReactable of the component GraphQL Mutation. This manipulation causes missing authentication. This vulnerability appears as CVE-2026-125748. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Parabol up to 15.21.1. Affected by this vulnerability is the function addReactjiToReactable of the component GraphQL Mutation. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect integrity. The summary by CVE is:

Parabol before 15.21.2 contains a missing authorization vulnerability in the addReactjiToReactable GraphQL mutation that allows authenticated users to tamper with reactions on other organizations' content. Attackers can pair their own meetingId with a reactableId of another tenant's reflection, comment, or sequential team prompt response to add or remove their reactions.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-125748 since 11/10/2026. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 15.21.2 eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.3
CNA Vector (VulnCheck): 🔒

CVSSv2info

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

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Parabol 15.21.2

Timelineinfo

11/10/2026 Advisory disclosed
11/10/2026 +0 days CVE reserved
11/10/2026 +0 days VulDB entry created
11/10/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CNA: VulnCheck
CVE: CVE-2026-125748 (🔒)

GCVE (CVE): GCVE-0-2026-125748
GCVE (VulDB): GCVE-100-433783

Entryinfo

Created: 11/10/2026 16:39
Changes: 11/10/2026 16:39 (76)
Complete: 🔍
Cache ID: 216::103

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