CVE-2026-102877
4.4 MEDIUMpublic exploit availablePublished 2026-09-29 · Updated 2026-09-29
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
Fider before 0.38.0 contains a server-side request forgery vulnerability due to a time-of-check time-of-use gap in URL validation for webhooks and custom OAuth provider endpoints. Administrators controlling DNS can perform DNS rebinding attacks to make the Fider server send requests to internal services or cloud metadata endpoints.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Weaknesses
CWE-918
Public exploit & PoC references
- https://github.com/getfider/fider
- https://github.com/getfider/fider/blob/v0.37.0/app/pkg/validate/general.go
- https://github.com/getfider/fider/blob/v0.37.0/app/services/httpclient/httpclient.go
- https://github.com/getfider/fider/commit/45f5627b9fd15b912fb9092635c863fb4c91dd69
- https://github.com/getfider/fider/releases/tag/v0.38.0
- https://github.com/getfider/fider/security/advisories/GHSA-whx4-hxwq-qgjh
All references
- https://github.com/getfider/fider
- https://github.com/getfider/fider/blob/v0.37.0/app/pkg/validate/general.go
- https://github.com/getfider/fider/blob/v0.37.0/app/services/httpclient/httpclient.go
- https://github.com/getfider/fider/commit/45f5627b9fd15b912fb9092635c863fb4c91dd69
- https://github.com/getfider/fider/releases/tag/v0.38.0
- https://github.com/getfider/fider/security/advisories/GHSA-whx4-hxwq-qgjh
- https://www.vulncheck.com/advisories/fider-before-0.38.0-ssrf-via-dns-rebinding-in-webhook-validation
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
Related CVEs
- MEDIUMCVE-2026-100297
- MEDIUMCVE-2026-100373PoC
- HIGHCVE-2026-100391PoC
- HIGHCVE-2026-100555PoC
- HIGHCVE-2026-100567PoC
- MEDIUMCVE-2026-100574PoC
- MEDIUMCVE-2026-100576PoC
- MEDIUMCVE-2026-100577PoC
Related by shared AI tags and CWE weakness class. Browse the full archive.