Gnuboard
Vendor:
First CVE: Dec 31, 2004 · Active for 21 years
39
Total CVEs
More Total CVEs than 97% of tracked products
3.3
Avg CVEs / Year
Higher CVE frequency than 81% of tracked products
6.5
Avg CVSS
Higher Avg CVSS than 29% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Gnuboard over time
Volume of CVEsAvg CVSS Base Score
First CVE
Dec 31, 2004
21 years ago
Most Recent CVE
Oct 23, 2025
274 days ago
CVE Severity & Scoring
Gnuboard39 CVEs
82%
10%
All CVEs352,231 CVEs
45%
40%
11%
MediumHighCritical
Attack Vector
Local0 (0.0%)
Network34 (87.2%)
Unknown5 (12.8%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low34 (87.2%)
High0 (0.0%)
Unknown5 (12.8%)
User Interaction
None5 (12.8%)
Unknown5 (12.8%)
Required29 (74.4%)
Privileges Required
Low2 (5.1%)
High0 (0.0%)
None32 (82.1%)
Unknown5 (12.8%)
Top CVEs
Signals from CVEs in this product scope (39 CVEs).
39 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2020-18662CRITICAL SQL Injection vulnerability in gnuboard5 <=v5.3.2.8 via the table_prefix parameter in install_db.php. | Jun 24, 2021 | 9.8 | 42 | NO | YES |
CVE-2011-4066HIGH SQL injection vulnerability in bbs/tb.php in Gnuboard 4.33.02 and earlier allows remote attackers to execute arbitrary SQL commands via the PATH_INFO. | Nov 4, 2011 | 7.5 | 33 | NO | YES |
CVE-2014-2339MEDIUM Multiple SQL injection vulnerabilities in bbs/ajax.autosave.php in GNUboard 5.x and possibly earlier allow remote authenticated users to execute arbitrary SQL commands via the (1) | Mar 19, 2014 | 6.5 | 32 | NO | YES |
CVE-2005-0269CRITICAL The file extension check in GNUBoard 3.40 and earlier only verifies extensions that contain all lowercase letters, which allows remote attackers to upload arbitrary files via file | May 2, 2005 | 9.8 | 30 | NO | NO |
CVE-2022-1252CRITICAL Use of a Broken or Risky Cryptographic Algorithm in GitHub repository gnuboard/gnuboard5 prior to and including 5.5.5. A vulnerability in gnuboard v5.5.5 and below uses weak encryp | Apr 11, 2022 | 9.1 | 29 | NO | NO |
CVE-2024-37656MEDIUM An open redirect vulnerability in gnuboard5 v.5.5.16 allows a remote attacker to obtain sensitive information via the insufficient URL parameter verification in bbs/logout.php. | Jul 7, 2025 | 6.1 | 27 | NO | YES |
CVE-2009-0290MEDIUM Directory traversal vulnerability in common.php in SIR GNUBoard 4.31.03 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the g4_path param | Jan 27, 2009 | 6.8 | 27 | NO | YES |
CVE-2004-1403HIGH PHP remote file inclusion vulnerability in index.php in GNUBoard 3.39 and earlier allows remote attackers to execute arbitrary PHP code by modifying the doc parameter to reference | Dec 31, 2004 | 7.5 | 25 | NO | NO |
CVE-2024-41475HIGH Gnuboard g6 6.0.7 is vulnerable to Session hijacking due to a CORS misconfiguration. | Aug 12, 2024 | 8.8 | 24 | NO | NO |
CVE-2022-44216HIGH Gnuboard 5.5.4 and 5.5.5 is vulnerable to Insecure Permissions. An attacker can change password of all users without knowing victim's original password. | Feb 20, 2023 | 7.5 | 24 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (39 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
1 CVE
2.6% of CVEs· 96th percentile
ExploitDB
5 CVEs
12.8% of CVEs· 89th percentile
Social Chatter
Signals from CVEs in this product scope (39 CVEs).
Media Mentions
Signals from CVEs in this product scope (39 CVEs).
Top CNAs Publishing CVEs For Gnuboard
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 6.0.7 | 1 | 8.8 | 0.3% | 0 | 0 |
| 5.6.15 | 1 | 6.1 | 0.3% | 0 | 0 |
| 5.5.6 | 1 | 6.1 | 0.7% | 0 | 0 |
| 5.5.5 | 2 | 6.8 | 0.7% | 0 | 0 |
| 5.5.4 | 1 | 7.5 | 0.7% | 0 | 0 |
| 5.5.16 | 3 | 6.1 | 0.3% | 0 | 1 |
| 5.3.1.9 | 8 | 6.1 | 1.5% | 0 | 0 |
| 4.34.21 | 1 | 6.5 | 2.1% | 0 | 1 |
| 4.34.20 | 1 | 6.5 | 2.1% | 0 | 1 |
| 4.33.2 | 1 | 6.5 | 2.1% | 0 | 1 |
| 4.31.4 | 1 | 6.5 | 2.1% | 0 | 1 |
| 4.31.3 | 1 | 6.5 | 2.1% | 0 | 1 |
| 4.31.03 | 2 | 7.2 | 2.5% | 0 | 2 |
| 3.40 | 1 | 7.5 | 1.7% | 0 | 1 |
| 3.39 | 2 | 7.5 | 1.7% | 0 | 1 |
| 3.38 | 2 | 7.5 | 1.7% | 0 | 1 |
| 3.37 | 2 | 7.5 | 1.7% | 0 | 1 |
| 3.36 | 2 | 7.5 | 1.7% | 0 | 1 |
| 3.35 | 2 | 7.5 | 1.7% | 0 | 1 |
| 3.34 | 2 | 7.5 | 1.7% | 0 | 1 |