PT-2024-21299 · Discourse · Discourse Calendar

0-0Eth0 + 1 · Published 2024-02-21 · Updated 2025-02-05 · CVE-2024-26145

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Discourse Calendar (affected versions not specified)

Description The issue allows uninvited users to gain access to private events by crafting a request to update their attendance. This is related to the dynamic calendar feature in the first post of a topic on Discourse.

Recommendations As a temporary workaround, consider using post visibility to limit access until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2024-26145

GHSA-4HH7-6M34-P2JP

Affected Products

Discourse Calendar

References · 7

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26145.json · Exploit
• https://github.com/discourse/discourse-calendar/security/advisories/GHSA-4hh7-6m34-p2jp · Vendor Advisory
• https://github.com/discourse/discourse-calendar/commit/dfc4fa15f340189f177a1d1ab2cc94ffed3c1190 · Patch
• https://osv.dev/vulnerability/CVE-2024-26145 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-26145 · Security Note
• https://t.me/cvenotify/110177 · Telegram Post
• https://twitter.com/CVEnew/status/1760356370342359041 · Twitter Post