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| Vulnerability ID | VCID-nufx-f8es-rbbu |
| Aliases |
CVE-2021-44856
|
| Summary | An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. A title blocked by AbuseFilter can be created via Special:ChangeContentModel due to the mishandling of the EditFilterMergedContent hook return value. |
| Status | Published |
| Exploitability | 0.5 |
| Weighted Severity | 0.0 |
| Risk | None |
| Affected and Fixed Packages | Package Details |
| There are no known CWE. |
| System | Score | Found at |
|---|---|---|
| cvssv3 | 4.9 | https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-44856.json |
| epss | 0.0011 | https://api.first.org/data/v1/epss?cve=CVE-2021-44856 |
| cvssv3.1 | 5.3 | https://phabricator.wikimedia.org/T271037 |
| ssvc | Track | https://phabricator.wikimedia.org/T271037 |
| archlinux | Unknown | https://security.archlinux.org/AVG-2823 |
| cvssv3.1 | 5.3 | https://security.gentoo.org/glsa/202305-24 |
| ssvc | Track | https://security.gentoo.org/glsa/202305-24 |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Attack Vector (AV) | Attack Complexity (AC) | Privileges Required (PR) | User Interaction (UI) | Scope (S) | Confidentiality Impact (C) | Integrity Impact (I) | Availability Impact (A) |
|---|---|---|---|---|---|---|---|
network adjacent_network local physical |
low high |
none low high |
none required |
unchanged changed |
high low none |
high low none |
high low none |
| Percentile | 0.30336 |
| EPSS Score | 0.0011 |
| Published At | June 30, 2025, 12:55 p.m. |
| Date | Actor | Action | Source | VulnerableCode Version |
|---|---|---|---|---|
| 2025-07-01T11:52:43.073557+00:00 | Arch Linux Importer | Import | https://security.archlinux.org/AVG-2823 | 36.1.3 |