High severity · published Apr 9, 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 the login function and the authentication mechanism
8.8
CVSS
0.2%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 16% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
Phpbb · Phpbb
3.3.15 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-70810
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-70810
Exploit
https://gist.github.com/ariefibis/80e306765c23d6fac1584dbb76822e30
Not Applicable
https://github.com/ariefibis
Not Applicable
https://www.linkedin.com/in/mohammed-a-6a2548112/
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