Symfony
Vendor:
First CVE: Jun 7, 2012 · Active for 14 years
89
Total CVEs
More Total CVEs than 99% of tracked products
6.4
Avg CVEs / Year
Higher CVE frequency than 93% of tracked products
7.1
Avg CVSS
Higher Avg CVSS than 46% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Symfony over time
Volume of CVEsAvg CVSS Base Score
First CVE
Jun 7, 2012
14 years ago
Most Recent CVE
Jul 14, 2026
14 days ago
CVE Severity & Scoring
Symfony89 CVEs
49%
38%
12%
All CVEs353,240 CVEs
45%
40%
11%
MediumHighCritical
Attack Vector
Local1 (1.1%)
Network77 (86.5%)
Unknown11 (12.4%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low72 (80.9%)
High6 (6.7%)
Unknown11 (12.4%)
User Interaction
None53 (59.6%)
Unknown11 (12.4%)
Required25 (28.1%)
Privileges Required
Low15 (16.9%)
High0 (0.0%)
None63 (70.8%)
Unknown11 (12.4%)
Top CVEs
Signals from CVEs in this product scope (89 CVEs).
89 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2018-14773MEDIUM An issue was discovered in Http Foundation in Symfony 2.7.0 through 2.7.48, 2.8.0 through 2.8.43, 3.3.0 through 3.3.17, 3.4.0 through 3.4.13, 4.0.0 through 4.0.13, and 4.1.0 throug | Aug 3, 2018 | 6.5 | 54 | NO | NO |
CVE-2019-18889CRITICAL An issue was discovered in Symfony 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. Serializing certain cache adapter interfaces could result in remote code inj | Nov 21, 2019 | 9.8 | 49 | NO | NO |
CVE-2026-47767CRITICAL Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 5.4.46 until 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the CVE-2024-50340 fix gated | Jul 14, 2026 | 9.8 | 42 | NO | NO |
CVE-2026-45069CRITICAL Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, OidcTokenHandler::verifyClaims() registered a | Jul 14, 2026 | 9.1 | 39 | NO | NO |
CVE-2026-45063CRITICAL Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, X509Authenticator extracts the user i | Jul 14, 2026 | 9.1 | 39 | NO | NO |
CVE-2025-64500HIGH Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Symfony's HttpFoundation component defines an object-oriented layer for the HTTP s | Nov 12, 2025 | 7.3 | 39 | NO | YES |
CVE-2026-45075HIGH Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 7.4.12 and 8.0.12, method-scoped #[IsGranted], #[IsSignatureValid], and # | Jul 14, 2026 | 8.2 | 36 | NO | NO |
CVE-2026-45074HIGH Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 7.1.0 until 7.4.12 and 8.0.12, Cas2Handler builds the CAS service parameter f | Jul 14, 2026 | 8.1 | 36 | NO | NO |
CVE-2026-45077HIGH Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 5.4.52, 6.4.40, 7.4.12, and 8.0.12, the server:log listener (Symfony\Brid | Jul 14, 2026 | 8.6 | 36 | NO | NO |
CVE-2026-48736HIGH Symfony is a PHP framework for web and console applications and a set of reusable PHP components. From 5.4.0 to 5.4.53, 6.4.41, 7.4.13, and 8.0.13, NoPrivateNetworkHttpClient and I | Jul 14, 2026 | 8.6 | 35 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (89 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
2 CVEs
2.2% of CVEs· 97th percentile
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (89 CVEs).
Media Mentions
Signals from CVEs in this product scope (89 CVEs).
Top CNAs Publishing CVEs For Symfony
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 3.3.6 | 1 | 6.1 | 1.3% | 0 | 0 |
| 3.3.3 | 1 | 9.8 | 1.9% | 0 | 0 |
| 3.2.10 | 1 | 9.8 | 1.9% | 0 | 0 |
| 3.0.5 | 2 | 8.7 | 2.4% | 0 | 0 |
| 3.0.4 | 2 | 8.7 | 2.4% | 0 | 0 |
| 3.0.3 | 2 | 8.7 | 2.4% | 0 | 0 |
| 3.0.2 | 2 | 8.7 | 2.4% | 0 | 0 |
| 3.0.1 | 2 | 8.7 | 2.4% | 0 | 0 |
| 3.0.0 | 2 | 8.7 | 2.4% | 0 | 0 |
| 2.8.5 | 2 | 8.7 | 2.4% | 0 | 0 |
| 2.8.4 | 2 | 8.7 | 2.4% | 0 | 0 |
| 2.8.3 | 2 | 8.7 | 2.4% | 0 | 0 |
| 2.8.23 | 1 | 9.8 | 1.9% | 0 | 0 |
| 2.8.2 | 2 | 8.7 | 2.4% | 0 | 0 |
| 2.8.1 | 2 | 8.7 | 2.4% | 0 | 0 |
| 2.8.0 | 2 | 8.7 | 2.4% | 0 | 0 |
| 2.7.9 | 1 | 7.5 | 1.9% | 0 | 0 |
| 2.7.8 | 2 | 7.5 | 1.9% | 0 | 0 |
| 2.7.7 | 2 | 7.5 | 1.9% | 0 | 0 |
| 2.7.6 | 4 | 7.3 | 2.3% | 0 | 0 |