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TI-2026-35958 Aliases CVE-2026-48612GHSA-575v-33q9-fpgm

Cross-site request forgery in phpBB

Priority LOW 36CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
High
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-352.

Summary

Improper state verification in the OAuth implementation could allow an attacker to manipulate the authentication flow and cause a victim’s account to be linked to an attacker-controlled account. This can result in unauthorized account linking and potential account takeover.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0012 1st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
phpBBphpBB3.3.0 – 3.3.16—No fix listedCNA
  • phpBB VendorphpBB Affected 3.3.0 – 3.3.16 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-48612
  2. 2026-10-03 Alias added: GHSA-575v-33q9-fpgm

References

Other 1

  • TI-2025-43137 Cross Site Request Forgery vulnerability in Phpbb phbb3 v.3.3.15 allows a local attacker… CVSS 3.1HIGH 8.8
  • TI-2026-35957 Improper authentication in phpBB CVSS 3.0CRITICAL 9.8
  • TI-2006-06889 PHP remote file inclusion vulnerability in includes/bb_usage_stats.php in maluinfo… CVSS 2.0HIGH 10.0
  • TI-2001-01423 prefs.php in phpBB 1.4.0 and earlier allows remote authenticated users to execute… CVSS 3.1HIGH 8.8
  • TI-2007-03812 PHP remote file inclusion vulnerability in link_main.php in the SupaNav 1.0.0 module for… CVSS 2.0HIGH 9.3
  • TI-2006-06915 PHP remote file inclusion vulnerability in includes/functions.php in the Dimension module… CVSS 2.0HIGH 10.0
See all 67 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences