CVE-2025-70810

HIGHNVD 8.88.8—Elevated

8.8

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

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 27.7%
KEV: Not listed

Published

April 9, 2026

Last Modified

April 17, 2026

Advisory Details (2)

Auto-updated May 22, 2026

🔬 Proof of concept available. No patch confirmed yet.

generic🟡 PoC Available

# CVE-2025-70810 — CSRF in phpBB 3.3.15 Login Functionality ## Summary A Cross-Site Request Forgery (CSRF) issue exists in phpBB version 3.3.15 within the login functionality. The application does not enforce CSRF protection mechanisms sufficiently bound to the user session during authentication requests, allowing crafted requests to be executed via a victim’s browser. ## Affected Product - Product: phpBB - Version: 3.3.15 ## Vulnerable Endpoint · GitHub

https://gist.github.com/ariefibis/80e306765c23d6fac1584dbb76822e30

generic

ariefibis · GitHub

https://github.com/ariefibis

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-352Cross-Site Request Forgery (CSRF)

Data Freshness Timeline

(refreshed 19× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-24 16:58 UTCepss_batch

Frequently asked(5)

What is CVE-2025-70810?

CVE-2025-70810 is a high vulnerability published on April 9, 2026. 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

When was CVE-2025-70810 disclosed?

CVE-2025-70810 was first published in the National Vulnerability Database on April 9, 2026, with the most recent update on April 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-70810 actively exploited?

CVE-2025-70810 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-70810?

CVE-2025-70810 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2025-70810?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-70810, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-70810

Explore →

Is Your Infrastructure Affected by CVE-2025-70810?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2025-70810

📅 Published

🔄 Last Modified

📋 Advisory Details (2)

ariefibis · GitHub

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-70810?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

Advisory Details (2)

Frequently asked(5)

Related CVEs(same CWE)