Summary iPlain-English security verdict for phpBB, generated from its current health score, actively-exploited vulnerabilities, and latest supported version.
phpBB currently scores 100/100 — healthy. No tracked vulnerabilities are currently known to be exploited in the wild. The latest supported release is 3.3.17. It's on the latest patch with no significant known issues — keep it current.
Disclosure trend iNew CVEs published for phpBB each year (NVD). A higher bar means more disclosures that year — more scrutiny, not necessarily less safe.
Patch priority — what to act on iThe issues to fix first — actively exploited (CISA KEV) first, then by exploitation probability (EPSS), then severity. Each row's "→ fixed in" is the earliest version that patches it; "see advisory" means no fixed version is published.
No urgent unpatched issues identified. ✓
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Versions & lifecycle iWhen each release line stops receiving security patches (end-of-life). After EOL there are no more fixes — plan upgrades before these dates.
How long each phpBB release line is supported — and when it sunsets. Select a line for its full report.
Full phpBB end-of-life dates & support timeline →
3.3 latest 3.3.17 Supported 3.3.17 → 3.2 latest 3.2.11 End of life ended 2019-11-013.2.11 → 3.1 latest 3.1.12 End of life ended 2018-11-013.1.12 → 3.0 latest 3.0.14 End of life ended 2015-11-013.0.14 → See all upcoming end-of-life dates →Frequently asked
Is phpBB safe and patched?
phpBB currently scores 100/100 — healthy. No tracked vulnerabilities are currently known to be exploited in the wild. The latest supported release is 3.3.17. It's on the latest patch with no significant known issues — keep it current.
What should I do about phpBB now?
Upgrade phpBB to the latest supported release (3.3.17) or later and apply available security updates, then confirm against phpBB's official advisory.
When does phpBB reach end-of-life?
The latest supported phpBB release is 3.3.17. After end-of-life a release no longer receives security patches.
Which versions of phpBB are still receiving security updates?
Supported phpBB release lines (latest 3.3.17): 3.3. End-of-life releases no longer receive security patches.
Informational only, from public data (NVD · CISA KEV · EPSS · endoflife.date), and can lag or miss vendor-specific fixes. Always confirm against phpBB's official advisory before you patch or upgrade — phpBB official site ↗