CVE-2025-70810

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.8 under NVD CVSS v3. EPSS exploit probability: 0.1%, top 72% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Elevated
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 8.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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
16.0%
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.

Data Freshness Timeline

(refreshed 14× in last 7d / 43× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 110 total refreshes for this CVE.

  1. 2026-07-22 14:08 UTCEPSS rescore
  2. 2026-07-21 15:24 UTCEPSS rescore
  3. 2026-07-20 20:32 UTCOSV refresh
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  74. 2026-05-24 16:58 UTCEPSS rescore
  75. 2026-05-22 21:16 UTCEPSS rescore

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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 16.0% 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.

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