pretix Payments up to 2026.6.3/2026.7.2/2026.8.0 API endpoint privileges management

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k2.74

Summaryinfo

A vulnerability categorized as critical has been discovered in pretix Payments up to 2026.6.3/2026.7.2/2026.8.0. Impacted is an unknown function of the component API endpoint. Executing a manipulation can lead to privileges management. This vulnerability is registered as CVE-2026-101273. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in pretix Payments up to 2026.6.3/2026.7.2/2026.8.0. This vulnerability affects an unknown functionality of the component API endpoint. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Some of our API endpoints allowed to create order payments referencing a gift card by using the auto-incremented internal ID. This ID was not checked and allowed creating payments that reference gift cards from different organizers and thereby obtaining their secret. The gift card is not charged in this case, but by then triggering a refund on the payment, one can increase the value of the gift card.

The advisory is shared for download at pretix.eu. This vulnerability was named CVE-2026-101273 since 09/28/2026. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 2026.6.4, 2026.7.3 or 2026.8.1 eliminates this vulnerability.

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Productinfo

Vendor

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: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
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: Payments 2026.6.4/2026.7.3/2026.8.1

Timelineinfo

09/28/2026 CVE reserved
10/28/2026 +30 days Advisory disclosed
10/28/2026 +0 days VulDB entry created
10/28/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: pretix.eu
Status: Confirmed

CVE: CVE-2026-101273 (🔒)
GCVE (CVE): GCVE-0-2026-101273
GCVE (VulDB): GCVE-100-427960

Entryinfo

Created: 10/28/2026 12:58
Changes: 10/28/2026 12:58 (66)
Complete: 🔍
Cache ID: 216::103

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