CVE-2025-12747

Tainacan <= 1.0.0 - Unauthenticated Information Exposure

5.3 Medium

The Tainacan plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 1.0.0 via uploaded files marked as private being exposed in wp-content without adequate protection. This makes it possible for unauthenticated attackers to extract potentially sensitive information from files that have been marked as private.

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: Low
Integrity: None
Availability: None

Exploit likelihood

0.31%Up 0.3 points since Nov 22, 2025

What each source reports

CVE List Score used 5.3

Tainacan <= 1.0.0 - Unauthenticated Information Exposure

Record: CVE-2025-12747
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-552
Updated: 2026-11-02

EUVDEUVD-2025-198495 5.3

Record: EUVD-2025-198495
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-c6q3-c35r-7vcf 5.3

The Tainacan plugin for WordPress is vulnerable to Information Exposure in all versions up to,...

Record: GHSA-c6q3-c35r-7vcf
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-552
Updated: 2026-11-02

NVD 5.3

Record: CVE-2025-12747
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-552
Updated: 2026-11-02

OSV 5.3

Tainacan <= 1.0.0 - Unauthenticated Information Exposure

Record: CVE-2025-12747
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-552
Updated: 2026-11-02

Affected products

tainacan

History

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

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

In short

CVE-2025-12747 is a medium vulnerability (CVSS 5.3) in Tainacan, published November 21, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. No source names a fixed version.