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CVE-2021-26929
🗓️ 14 Feb 2021 03:43:49Reported by mitreType 
cve🔗 web.nvd.nist.gov📰️ 10 Media mentions👁 167 Views🌐 WEB
| Reporter | Title | Published | Views | Family All 26 |
|---|---|---|---|---|
 | Horde Groupware Webmail Edition 5.2.22 XSS / Remote Code Execution Exploit | 14 Apr 202100:00 | – | zdt |
| htmly 2.8.0 Cross Site Scripting Exploit | 15 Apr 202100:00 | – | zdt |
 | CVE-2021-26929 | 14 Feb 202104:15 | – | attackerkb |
 | CVE-2021-26929 | 14 Feb 202107:45 | – | circl |
 | Horde Groupware Webmail 跨站脚本漏洞 | 13 Feb 202100:00 | – | cnnvd |
 | Horde Groupware Webmail Cross-Site Scripting Vulnerability (CNVD-2021-14154) | 25 Feb 202100:00 | – | cnvd |
 | CVE-2021-26929 | 14 Feb 202103:43 | – | cvelist |
 | [SECURITY] [DLA 2564-1] php-horde-text-filter security update | 19 Feb 202106:50 | – | debian |
 | CVE-2021-26929 | 14 Feb 202103:43 | – | debiancve |
 | Debian DLA-2564-1 : php-horde-text-filter security update | 22 Feb 202100:00 | – | nessus |
10
Node
| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| token | request body | services/ajax.php/imp/deleteMessages | Stored XSS vector via crafted email processing in Horde Groupware Webmail (used in exploit to bypass XSS defenses). | CWE-79 |
| view | request body | services/ajax.php/imp/deleteMessages | Stored XSS vector via crafted email processing in Horde Groupware Webmail (used in exploit to bypass XSS defenses). | CWE-79 |
| buid | request body | services/ajax.php/imp/deleteMessages | Stored XSS vector via crafted email processing in Horde Groupware Webmail (used in exploit to bypass XSS defenses). | CWE-79 |
| token | request body | services/ajax.php/imp/purgeDeleted | Part of the exploit flow enabling mailbox manipulation to reach stored content used for exfiltration along with XSS vector. | CWE-79 |
| view | request body | services/ajax.php/imp/purgeDeleted | Part of the exploit flow enabling mailbox manipulation to reach stored content used for exfiltration along with XSS vector. | CWE-79 |
| reload | request body | services/ajax.php/imp/listMailboxes | Used to enumerate mailboxes as part of the exploitation flow. | CWE-79 |
| unsub | request body | services/ajax.php/imp/listMailboxes | Used to enumerate mailboxes as part of the exploitation flow. | CWE-79 |
| token | request body | services/ajax.php/imp/listMailboxes | Used to enumerate mailboxes as part of the exploitation flow. | CWE-79 |
| app | query param | services/download/?app=imp&actionID=download_mbox&mbox_list=&token=&fn=/ | Downloads mailbox archive used to exfiltrate data in the exploit chain. | CWE-79 |
| actionID | query param | services/download/?app=imp&actionID=download_mbox&mbox_list=&token=&fn=/ | Downloads mailbox archive used to exfiltrate data in the exploit chain. | CWE-79 |
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Data
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17 Jun 2026 03:44Current
5.8Medium risk
Vulners AI Score5.8
CVSS 24.3
CVSS 3.16.1
EPSS0.04944