CVE-2009-4467 — misc.php in DeluxeBB 1.3 allows remote attackers to register accounts without a valid email address via a valemail action with the valmem set to a pre-assigned user ID, which is visible from a memberlist action

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MEDIUM

misc.php in DeluxeBB 1.3 allows remote attackers to register accounts without a valid email address via a valemail action with the valmem set to a pre-assigned user ID, which is visible from a memberlist action

Published Dec 30, 2009

4.0

MEDIUM

CVSS 2.0

EPSS 1.66%

Description

misc.php in DeluxeBB 1.3 allows remote attackers to register accounts without a valid email address via a valemail action with the valmem set to a pre-assigned user ID, which is visible from a memberlist action.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.66% 0.01657

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.01657

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (11 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	1.66% (0.01657)	75.78th	v5 (v2026.06.15)
Jun 15, 2026	1.66% (0.01657)	73.47th	v5 (v2026.06.15)
Mar 17, 2025	0.83% (0.00833)	72.96th	v4 (v2025.03.14)
Dec 12, 2024	0.17% (0.00168)	54.88th	v3 (v2023.03.01)
May 18, 2024	0.17% (0.00169)	53.59th	v3 (v2023.03.01)
Feb 17, 2024	0.18% (0.00175)	53.67th	v3 (v2023.03.01)
Mar 7, 2023	0.17% (0.00169)	52.08th	v3 (v2023.03.01)
Mar 6, 2023	1.06% (0.01061)	52.82th	v2 (v2022.01.01)
Sep 19, 2022	1.06% (0.01061)	51.19th	v2 (v2022.01.01)
Apr 1, 2022	1.06% (0.01061)	49.19th	v2 (v2022.01.01)
Feb 4, 2022	1.06% (0.01061)	28.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-20

Improper Input Validation

References (3)

http://www.exploit-db.com/exploits/10598
exploitx_refsource_EXPLOIT-DB
http://www.securityfocus.com/bid/37448
vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/54979
vdb-entryx_refsource_XF

Link	Providers	Tags
http://www.exploit-db.com/exploits/10598		exploitx_refsource_EXPLOIT-DB
http://www.securityfocus.com/bid/37448		vdb-entryx_refsource_BIDExploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/54979		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Dec 30, 2009

Updated Aug 7, 2024

Reserved Dec 30, 2009

Link CVE-2009-4467

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2009-4467

Red Hat

Severity n/a

Public date n/a

Links CVE-2009-4467