CVE-2009-0853 — login.php in CelerBB 0.0.2, when magic_quotes_gpc is disabled, allows remote attackers to bypass authentication and obtain administrative access via special characters in the Username parameter, as demonstrated by an admin'# parameter value

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MEDIUM

login.php in CelerBB 0.0.2, when magic_quotes_gpc is disabled, allows remote attackers to bypass authentication and obtain administrative access via special characters in the Username parameter, as demonstrated by an admin'# parameter value

Published Mar 9, 2009

6.8

MEDIUM

CVSS 2.0

EPSS 2.36%

Description

login.php in CelerBB 0.0.2, when magic_quotes_gpc is disabled, allows remote attackers to bypass authentication and obtain administrative access via special characters in the Username parameter, as demonstrated by an admin'# parameter value.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.36% 0.02364

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.02364

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 2, 2026	2.36% (0.02364)	83.19th	v5 (v2026.06.15)
Jun 15, 2026	2.36% (0.02364)	81.53th	v5 (v2026.06.15)
Mar 9, 2026	2.90% (0.02896)	86.12th	v4 (v2025.03.14)
Mar 17, 2025	1.66% (0.01663)	80.82th	v4 (v2025.03.14)
Dec 12, 2024	0.65% (0.00647)	80.01th	v3 (v2023.03.01)
Feb 8, 2024	0.65% (0.00647)	78.65th	v3 (v2023.03.01)
Mar 7, 2023	0.65% (0.00647)	76.13th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-287

Improper Authentication

References (3)

http://www.securityfocus.com/archive/1/501481/100/0/threaded
mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/34014
vdb-entryx_refsource_BIDExploit
https://www.exploit-db.com/exploits/8161
exploitx_refsource_EXPLOIT-DB

Link	Providers	Tags
http://www.securityfocus.com/archive/1/501481/100/0/threaded		mailing-listx_refsource_BUGTRAQ
http://www.securityfocus.com/bid/34014		vdb-entryx_refsource_BIDExploit
https://www.exploit-db.com/exploits/8161		exploitx_refsource_EXPLOIT-DB

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 9, 2009

Updated Aug 7, 2024

Reserved Mar 9, 2009

Link CVE-2009-0853

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2009-0853

Red Hat

Severity n/a

Public date n/a

Links CVE-2009-0853