Back
CVE-2022-2778
In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.
Critical9.8EPSS 0.85%
- Published
- Updated
- Reserved
- Assigned by
- Octopus
Description
In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.
Timeline
ID reserved
By Octopus
- 50 days later
· 50 days later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.85% · top 42% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
- Rate Limit Bypass
- CWE-noinfo Not enough information
Affected products
Octopus Deploy · Octopus Server
- affected 3.0 – < unspecified
- affected unspecified – < 2022.2.8277
- affected 2022.3.348 – < unspecified
- affected unspecified – < 2022.3.10586
- affected 2022.4.791 – < unspecified
- affected unspecified – < 2022.4.1371
References (1)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-2778)Record last updated .