CVE-2021-26084
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2021
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
In affected versions of Confluence Server and Data Center, an OGNL injection vulnerability exists that would allow an unauthenticated attacker to execute arbitrary code on a Confluence Server or Data Center instance. The affected versions are before version 6.13.23, from version 6.14.0 before 7.4.11, from version 7.5.0 before 7.11.6, and from version 7.12.0 before 7.12.5.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Confluence Server
- Vendor
- Atlassian
- Product
- Confluence Server
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | 6.13.23 | Unavailable | None listed |
| 6.14.0 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | 7.4.11 | Unavailable | None listed |
| 7.5.0 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | 7.11.6 | Unavailable | None listed |
| 7.12.0 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | 7.12.5 | Unavailable | None listed |
Confluence Data Center
- Vendor
- Atlassian
- Product
- Confluence Data Center
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| unspecified | affected | custom | 6.13.23 | Unavailable | None listed |
| 6.14.0 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | 7.4.11 | Unavailable | None listed |
| 7.5.0 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | 7.11.6 | Unavailable | None listed |
| 7.12.0 | affected | custom | unspecified | Unavailable | None listed |
| unspecified | affected | custom | 7.12.5 | Unavailable | None listed |