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CVE-2026-27477 Mastodon has SSRF via unvalidated FASP Provider base_url
| Reporter | Title | Published | Views | Family All 9 |
|---|---|---|---|---|
 | CVE-2026-27477 | 24 Feb 202619:00 | – | attackerkb |
 | CVE-2026-27477 | 20 Feb 202620:55 | – | circl |
 | Mastodon 代码问题漏洞 | 24 Feb 202600:00 | – | cnnvd |
 | CVE-2026-27477 | 24 Feb 202619:00 | – | cve |
 | CVE-2026-27477 | 24 Feb 202620:27 | – | nvd |
 | BIT-MASTODON-2026-27477 Mastodon has SSRF via unvalidated FASP Provider base_url | 2 Mar 202608:42 | – | osv |
| CVE-2026-27477 Mastodon has SSRF via unvalidated FASP Provider base_url | 24 Feb 202619:00 | – | osv |
 | PT-2026-21343 | 20 Feb 202600:00 | – | ptsecurity |
 | CVE-2026-27477 | 25 Feb 202622:18 | – | redhatcve |
[
{
"vendor": "mastodon",
"product": "mastodon",
"versions": [
{
"version": ">= 4.4.0, < 4.4.14",
"status": "affected"
},
{
"version": ">= 4.5.0, < 4.5.7",
"status": "affected"
}
]
}
]Data
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24 Feb 2026 19:00Current
CVSS 48.2
EPSS0.0027