Fcgi
Vendor:
First CVE: Feb 19, 2015 · Active for 11 years
3
Total CVEs
More Total CVEs than 64% of tracked products
1.5
Avg CVEs / Year
Higher CVE frequency than 56% of tracked products
6.5
Avg CVSS
Higher Avg CVSS than 32% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Fcgi over time
Volume of CVEsAvg CVSS Base Score
First CVE
Feb 19, 2015
11 years ago
Most Recent CVE
May 16, 2025
434 days ago
CVE Severity & Scoring
Fcgi3 CVEs
67%
33%
All CVEs352,231 CVEs
45%
40%
11%
MediumCritical
Attack Vector
Local1 (33.3%)
Network1 (33.3%)
Unknown1 (33.3%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low2 (66.7%)
High0 (0.0%)
Unknown1 (33.3%)
User Interaction
None2 (66.7%)
Unknown1 (33.3%)
Required0 (0.0%)
Privileges Required
Low0 (0.0%)
High0 (0.0%)
None2 (66.7%)
Unknown1 (33.3%)
Top CVEs
Signals from CVEs in this product scope (3 CVEs).
3 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-23016CRITICAL FastCGI fcgi2 (aka fcgi) 2.x through 2.4.4 has an integer overflow (and resultant heap-based buffer overflow) via crafted nameLen or valueLen values in data to the IPC socket. This | Jan 10, 2025 | 9.3 | 30 | NO | NO |
CVE-2012-6687MEDIUM FastCGI (aka fcgi and libfcgi) 2.4.0 allows remote attackers to cause a denial of service (segmentation fault and crash) via a large number of connections. | Feb 19, 2015 | 5.0 | 21 | NO | NO |
CVE-2025-40907MEDIUM FCGI versions 0.44 through 0.82, for Perl, include a vulnerable version of the FastCGI fcgi2 (aka fcgi) library.
The included FastCGI library is affected by CVE-2025-23016, causi | May 16, 2025 | 5.3 | 15 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (3 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (3 CVEs).
Media Mentions
Signals from CVEs in this product scope (3 CVEs).
Top CNAs Publishing CVEs For Fcgi
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 2.4.0 | 1 | 5.0 | 6.1% | 0 | 0 |