Paaster is a pastebin application. Prior to version 3.3.0, Paaster's account login has no rate limiting, lockout, or CAPTCHA of any kind, and a companion endpoint openly discloses whether a username exists along with that account's password-hashing salts. Together these let an attacker enumerate real accounts and then brute-force their passwords with unlimited, unthrottled attempts. This issue has been patched in version 3.3.0.

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Workaround

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History

Wed, 11 Nov 2026 22:15:00 +0000

Type Values Removed Values Added
Description Paaster is a pastebin application. Prior to version 3.3.0, Paaster's account login has no rate limiting, lockout, or CAPTCHA of any kind, and a companion endpoint openly discloses whether a username exists along with that account's password-hashing salts. Together these let an attacker enumerate real accounts and then brute-force their passwords with unlimited, unthrottled attempts. This issue has been patched in version 3.3.0.
Title Paaster: No rate limiting on account login, combined with a public username-enumeration/salt endpoint, enables offline credential-stuffing
Weaknesses CWE-204
CWE-307
References
Metrics cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-11-11T21:57:31.618Z

Reserved: 2026-07-30T16:19:08.082Z

Link: CVE-2026-68512

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-11-11T22:17:30.163

Modified: 2026-11-11T22:17:30.163

Link: CVE-2026-68512

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses