# Phpbb vulnerabilities

Source: https://junglewise.ai/threats/vendors/phpbb  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/vendors/phpbb.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 8 vulnerabilities in Phpbb: 0 in the last 7 days and 1 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-87901, was published on 23 October 2026. 1 vulnerability in the last four weeks, up from none in the four before. 1 technology has a page of its own.

## Counts

- Last 7 days: 0
- Last 30 days: 1
- Last 90 days: 1
- All time: 8 (1 critical, 0 exploited in the wild)

## About Phpbb

The organization responsible for the development and maintenance of the phpBB forum software.

## Latest Phpbb vulnerabilities

- [CVE-2026-87901: phpBB reflected cross-site scripting in registration](https://junglewise.ai/threats/cve-2026-87901-improper-sanitization-in-the-registration-module-allows-reflected) (high, CVSS 8.3, published 23 Oct 2026)
- [CVE-2026-48613: phpBB SQL injection in profile field migration](https://junglewise.ai/threats/cve-2026-48613-phpbb-sql-injection-in-profile-field-migration) (medium, CVSS 5.9, published 12 Jun 2026)
- [CVE-2026-48612: phpBB account takeover via improper OAuth state verification](https://junglewise.ai/threats/cve-2026-48612-phpbb-account-takeover-via-improper-oauth-state-verification) (high, CVSS 8, published 12 Jun 2026)
- [CVE-2026-48611: phpBB improper authentication in OAuth implementation](https://junglewise.ai/threats/cve-2026-48611-phpbb-improper-authentication-in-oauth-implementation) (critical, CVSS 9.8, published 12 Jun 2026)
- [CVE-2026-47366: phpBB privilege escalation in Administration Control Panel](https://junglewise.ai/threats/cve-2026-47366-phpbb-privilege-escalation-in-administration-control-panel) (high, CVSS 7.2, published 12 Jun 2026)
- [CVE-2026-29199: phpBB Host Header Injection in password reset mechanism](https://junglewise.ai/threats/cve-2026-29199-phpbb-host-header-injection-in-password-reset-mechanism) (high, CVSS 8.1, published 4 May 2026)
- [CVE-2025-70811: Cross Site Request Forgery vulnerability in Phpbb phbb3 v.3.3.15 allows a local attacker to execute arbitrary code via…](https://junglewise.ai/threats/cve-2025-70811-cross-site-request-forgery-vulnerability-in-phpbb-phbb3-v-3-3-15) (medium, CVSS 4.3, published 9 Apr 2026)
- [CVE-2025-70810: Cross Site Request Forgery vulnerability in Phpbb phbb3 v.3.3.15 allows a local attacker to execute arbitrary code via…](https://junglewise.ai/threats/cve-2025-70810-cross-site-request-forgery-vulnerability-in-phpbb-phbb3-v-3-3-15) (high, CVSS 8.8, published 9 Apr 2026)

## Most severe Phpbb vulnerabilities

- [CVE-2026-48611: phpBB improper authentication in OAuth implementation](https://junglewise.ai/threats/cve-2026-48611-phpbb-improper-authentication-in-oauth-implementation) (critical, CVSS 9.8, published 12 Jun 2026)
- [CVE-2025-70810: Cross Site Request Forgery vulnerability in Phpbb phbb3 v.3.3.15 allows a local attacker to execute arbitrary code via…](https://junglewise.ai/threats/cve-2025-70810-cross-site-request-forgery-vulnerability-in-phpbb-phbb3-v-3-3-15) (high, CVSS 8.8, published 9 Apr 2026)
- [CVE-2026-87901: phpBB reflected cross-site scripting in registration](https://junglewise.ai/threats/cve-2026-87901-improper-sanitization-in-the-registration-module-allows-reflected) (high, CVSS 8.3, published 23 Oct 2026)
- [CVE-2026-29199: phpBB Host Header Injection in password reset mechanism](https://junglewise.ai/threats/cve-2026-29199-phpbb-host-header-injection-in-password-reset-mechanism) (high, CVSS 8.1, published 4 May 2026)
- [CVE-2026-48612: phpBB account takeover via improper OAuth state verification](https://junglewise.ai/threats/cve-2026-48612-phpbb-account-takeover-via-improper-oauth-state-verification) (high, CVSS 8, published 12 Jun 2026)
- [CVE-2026-47366: phpBB privilege escalation in Administration Control Panel](https://junglewise.ai/threats/cve-2026-47366-phpbb-privilege-escalation-in-administration-control-panel) (high, CVSS 7.2, published 12 Jun 2026)
- [CVE-2026-48613: phpBB SQL injection in profile field migration](https://junglewise.ai/threats/cve-2026-48613-phpbb-sql-injection-in-profile-field-migration) (medium, CVSS 5.9, published 12 Jun 2026)
- [CVE-2025-70811: Cross Site Request Forgery vulnerability in Phpbb phbb3 v.3.3.15 allows a local attacker to execute arbitrary code via…](https://junglewise.ai/threats/cve-2025-70811-cross-site-request-forgery-vulnerability-in-phpbb-phbb3-v-3-3-15) (medium, CVSS 4.3, published 9 Apr 2026)

## Vulnerabilities per week

1 vulnerability in the last four weeks, up from none in the four before.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 1 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Phpbb technologies

- [Phpbb](https://junglewise.ai/threats/technologies/phpbb): 8 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Phpbb vulnerabilities", https://junglewise.ai/threats/vendors/phpbb, 9 November 2026.