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Vulnerability record · CVE-2019-9826 · published 2 May 2019
CVE-2019-9826: Phpbb improper input validation vulnerability
Phpbb · Phpbb
The fulltext search component in phpBB before 3.2.6 allows Denial of Service.
7.5 CVSS 3.0 High EPSS 2.0% · top 19.9% CWE-20 · Improper input validation
7.5CVSS 3.0 base score, v2 5.0
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD
Description
The fulltext search component in phpBB before 3.2.6 allows Denial of Service.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.
References
| Link | Tags |
|---|---|
| http://www.openwall.com/lists/oss-security/2019/04/29/3 | Mailing ListMitigationThird Party Advisory |
| https://lists.debian.org/debian-lts-announce/2019/05/msg00004.html | |
| https://www.phpbb.com/community/viewtopic.php?f=14&t=2509941 | Vendor Advisory |
| http://www.openwall.com/lists/oss-security/2019/04/29/3 | Mailing ListMitigationThird Party Advisory |
| https://lists.debian.org/debian-lts-announce/2019/05/msg00004.html | |
| https://www.phpbb.com/community/viewtopic.php?f=14&t=2509941 | Vendor Advisory |
Track CVE-2019-9826 inside VULONE
Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.
Related vulnerabilities
Same products first, then exploited flaws of the same weakness class.
10.0CVE-2008-3224Phpbb vulnerabilityUnspecified vulnerability in phpBB before 3.0.1 has unknown impact and attack vectors related to "urls gone through redirect() being used within logi…EPSS 1.5%10.0CVE-2008-1766Phpbb vulnerabilityMultiple unspecified vulnerabilities in phpBB before 3.0.1 have unknown impact and attack vectors, related to "two minor security-related bugs."EPSS 1.5%8.8CVE-2025-70810Phpbb cross-site request forgery vulnerabilityCross Site Request Forgery vulnerability in Phpbb phbb3 v.3.3.15 allows a local attacker to execute arbitrary code via the login function and the aut…EPSS 0.25%8.8CVE-2019-16993Phpbb cross-site request forgery vulnerabilityIn phpBB before 3.1.7-PL1, includes/acp/acp_bbcodes.php has improper verification of a CSRF token on the BBCode page in the Administration Control Pa…EPSS 0.80%8.8CVE-2001-1471Phpbb vulnerabilityprefs.php in phpBB 1.4.0 and earlier allows remote authenticated users to execute arbitrary PHP code via an invalid language value, which prevents th…EPSS 7.7%8.1CVE-2026-29199Phpbb weak password recovery vulnerabilityphpBB before 3.3.16 is vulnerable to Host Header Injection that can lead to password rest link poisoning. When force_server_vars is disabled, the ser…EPSS 0.44%7.5CVE-2019-16108Phpbb code injection vulnerabilityphpBB 3.2.7 allows adding an arbitrary Cascading Style Sheets (CSS) token sequence to a page through BBCode.EPSS 1.1%7.5CVE-2017-1000419Phpbb server-side request forgery (ssrf) vulnerabilityphpBB version 3.2.0 is vulnerable to SSRF in the Remote Avatar function resulting allowing an attacker to perform port scanning, requesting internal …EPSS 1.3%
Source: NIST National Vulnerability Database (record CVE-2019-9826), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.
