Hydra
Vendor:
First CVE: Feb 17, 2019 · Active for 7 years
3
Total CVEs
More Total CVEs than 64% of tracked products
1.0
Avg CVEs / Year
Bottom 1%
6.2
Avg CVSS
Higher Avg CVSS than 24% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Hydra over time
Volume of CVEsAvg CVSS Base Score
First CVE
Feb 17, 2019
7 years ago
Most Recent CVE
Mar 26, 2026
120 days ago
CVE Severity & Scoring
Hydra3 CVEs
67%
33%
All CVEs352,231 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local0 (0.0%)
Network3 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low2 (66.7%)
High1 (33.3%)
Unknown0 (0.0%)
User Interaction
None2 (66.7%)
Unknown0 (0.0%)
Required1 (33.3%)
Privileges Required
Low1 (33.3%)
High1 (33.3%)
None1 (33.3%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (3 CVEs).
3 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-33504HIGH Ory Hydra is an OAuth 2.0 Server and OpenID Connect Provider. Prior to version 26.2.0, the listOAuth2Clients, listOAuth2ConsentSessions, and listTrustedOAuth2JwtGrantIssuers Admin | Mar 26, 2026 | 7.2 | 24 | NO | NO |
CVE-2019-8400MEDIUM ORY Hydra before v1.0.0-rc.3+oryOS.9 has Reflected XSS via the oauth2/fallbacks/error error_hint parameter. | Feb 17, 2019 | 6.1 | 21 | NO | NO |
CVE-2020-5300MEDIUM In Hydra (an OAuth2 Server and OpenID Certified™ OpenID Connect Provider written in Go), before version 1.4.0+oryOS.17, when using client authentication method 'private_key_jwt' [1 | Apr 6, 2020 | 5.3 | 20 | 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 Hydra
Top CWEs
Versions
| Version | CVE Count | Avg CVSS | Avg EPSS | KEV | Exploits |
|---|---|---|---|---|---|
| 1.0.0 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.9 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.8 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.7 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.6 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.5 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.4 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.3 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.2 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.16 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.15 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.14 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.13 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.12 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.11 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.10 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.1 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.9.0 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.8.7 | 1 | 6.1 | 1.3% | 0 | 0 |
| 0.8.6 | 1 | 6.1 | 1.3% | 0 | 0 |