| Reporter | Title | Published | Views | Family All 7 |
|---|---|---|---|---|
 | CVE-2026-54742 Lemmy: `CollectionAdd::Featured` does not check the post is in the community | 19 Aug 202620:10 | – | cvelist |
 | EUVD-2026-62841 | 19 Aug 202620:10 | – | euvd |
 | CVE-2026-54742 | 19 Aug 202620:10 | – | mend |
 | CVE-2026-54742 | 19 Aug 202620:17 | – | nvd |
 | PT-2026-78677 | 19 Aug 202600:00 | – | ptsecurity |
 | CVE-2026-54742: Incorrect Authorization | 19 Aug 202600:00 | – | rapid7 |
 | CVE-2026-54742 Lemmy: `CollectionAdd::Featured` does not check the post is in the community | 19 Aug 202620:10 | – | vulnrichment |
Node
OR
[
{
"vendor": "LemmyNet",
"product": "lemmy",
"versions": [
{
"version": "< 0.19.19",
"status": "affected"
},
{
"version": ">= 1.0.0-alpha.0, < 1.0.0-alpha.20",
"status": "affected"
}
]
}
]| Parameter | Position | Path | Description | CWE |
|---|---|---|---|---|
| object | request body | /activities/collection_add | A community moderator can feature posts from other communities by providing an ApubPost object in a CollectionAdd activity, as the server fails to verify that the post's community ID matches the community being modified. | CWE-863 |
| object | request body | /activities/collection_remove | A community moderator can unfeature posts from other communities by providing an ApubPost object in a CollectionRemove activity, as the server fails to verify that the post's community ID matches the community being modified. | CWE-863 |
Data
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09 Sep 2026 21:15Current
5.8Medium risk
Vulners AI Score5.8
CVSS 45.1
EPSS0.00548
SSVC