PT-2026-30048 · Dokuwiki · Dokuwiki

Hebing123 · CVE-2026-26477 · Published 2026-04-03 · Updated 2026-04-08

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Name of the Vulnerable Software and Affected Versions Dokuwiki version 2025-05-14b

Description A flaw exists in Dokuwiki version 2025-05-14b 'Librarian' that could allow a remote attacker to cause a denial of service. The issue is related to the media upload xhr() function within the media.php file.

Recommendations Update to a newer version that contains a fix for this vulnerability.

Exploit

Fix

DoS

Resource Exhaustion

Allocation of Resources Without Limits

Weakness Enumeration

CWE-400

CWE-770

Related Identifiers

CVE-2026-26477

Affected Products

Dokuwiki

References · 12

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26477.json · Exploit
• 🔥 https://github.com/Hebing123/cve/issues/94 · Exploit
• https://ubuntu.com/security/CVE-2026-26477 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-26477 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-26477 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-26477 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-26477 · Security Note
• https://osv.dev/vulnerability/CVE-2026-26477 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-26477 · Vendor Advisory
• https://github.com/dokuwiki/dokuwiki/releases/tag/release-2025-05-14b · Note
• https://twitter.com/CVEnew/status/2040128747731292503 · Twitter Post
• https://t.me/cveNotify/158426 · Telegram Post