Is CVE-2001-1471 in the CISA KEV catalog?

No. CVE-2001-1471 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2001-1471?

CVE-2001-1471 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2001-1471?

CVE-2001-1471 has an EPSS score of 7.70% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2001-1471?

No published fix for CVE-2001-1471 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2001-1471

HIGHEPSS 94th pctl

8.8

CVSS v3

NVD

Description

prefs.php in phpBB 1.4.0 and earlier allows remote authenticated users to execute arbitrary PHP code via an invalid language value, which prevents the variables (1) $l_statsblock in prefs.php or (2) $l_privnotify in auth.php from being properly initialized, which can be modified by the user and later used in an eval statement.

CWE-665

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

7.70%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Patch1

securityfocus.com

Third-Party Advisory2

Other references2

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.