CVE-2024-27447

pretix mishandles file validation

9.8 CriticalFix available

pretix before 2024.1.1 mishandles file validation.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.82%Up 0.8 points since Feb 26, 2024

What each source reports

CVE List Score used 9.8

pretix before 2024.1.1 mishandles file validation.

Record: CVE-2024-27447
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-20
Updated: 2026-11-02

EUVDEUVD-2024-0532 9.8

pretix before 2024.1.1 mishandles file validation.

Record: EUVD-2024-0532
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-672r-97r7-vx2q No score

pretix mishandles file validation

pretix before 2024.1.1 mishandles file validation.

Record: GHSA-672r-97r7-vx2q
Updated: 2026-11-02

NVD 9.8

pretix before 2024.1.1 mishandles file validation.

Record: CVE-2024-27447
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-20
Updated: 2026-11-02

OSV 9.8

pretix before 2024.1.1 mishandles file validation.

Record: CVE-2024-27447
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-672r-97r7-vx2q No score

pretix mishandles file validation

pretix before 2024.1.1 mishandles file validation.

Record: GHSA-672r-97r7-vx2q
Updated: 2026-11-02

OSVPYSEC-2024-253 No score

pretix before 2024.1.1 mishandles file validation.

Record: PYSEC-2024-253
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`pretix` PyPI	before 2024.1.1	2024.1.1
`pretix` PyPI	before 2024.1.1, plus listed versions 1.0.01.0.0b11.0.0b21.1.01.1.1 Show 45 moreShow less 1.1.21.1.31.10.01.10.11.11.01.11.11.12.01.12.11.13.01.13.11.14.01.15.01.15.11.15.21.16.01.17.01.17.11.2.01.2.1.post21.2.21.3.01.3.0.post11.3.11.4.01.4.11.5.01.5.11.5.21.6.01.6.11.6.21.7.11.7.21.8.01.8.11.9.01.9.12.0.02.1.02.2.02.3.02.4.02.5.02.6.02.7.0	2024.1.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-27447 is a critical vulnerability (CVSS 9.8) in Pretix, published February 26, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.82%, the 57th percentile. Fixed in pretix 2024.1.1.

References

This page doesn't list everything

Left out here: 86 versions. The JSON record has them.