CVE-2021-3138
🗓️ 14 Jan 2021 03:30:11Reported by mitreType 
cve🔗 web.nvd.nist.gov📰️ 3 Media mentions👁 145 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 17 |
|---|---|---|---|---|
 | Discourse 2.7.0 - Rate Limit Bypass leads to 2FA Bypass Exploit | 21 Apr 202100:00 | – | zdt |
 | CVE-2021-3138 | 14 Jan 202104:15 | – | attackerkb |
 | CVE-2021-3138 | 14 Jan 202107:49 | – | circl |
 | Discourse 安全漏洞 | 13 Jan 202100:00 | – | cnnvd |
 | Discourse has an unspecified vulnerability (CNVD-2021-100598) | 21 Jan 202100:00 | – | cnvd |
 | CVE-2021-3138 | 14 Jan 202103:30 | – | cvelist |
 | Discourse 2.7.0 - Rate Limit Bypass leads to 2FA Bypass | 21 Apr 202100:00 | – | exploitdb |
 | EUVD-2021-26485 | 7 Oct 202500:30 | – | euvd |
 | CVE-2021-3138 | 11 Oct 202614:44 | – | kitploit |
 | CVE-2021-3138 | 14 Jan 202104:15 | – | nvd |
10
| Source | Link |
|---|---|
| github | www.github.com/discourse/discourse/releases |
| packetstormsecurity | www.packetstormsecurity.com/files/162256/Discourse-2.7.0-2FA-Bypass.html |
| github | www.github.com/Mesh3l911/Disource |
| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| second_factor_token | request body | ur target_url | Bypass of 2FA via rate-limit vulnerability using backup codes in the second_factor_token parameter. | CWE-307 |
| second_factor_method | request body | ur target_url | Bypass of 2FA via rate-limit vulnerability using backup codes in the second_factor_token parameter. | CWE-307 |
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17 Jun 2026 04:04Current
7.4High risk
Vulners AI Score7.4
CVSS 25
CVSS 3.17.5
EPSS0.0311