PairDrop through 1.11.2 contains an IP spoofing vulnerability in Peer._setIP that allows remote attackers to join other networks' discovery rooms by supplying a forged cf-connecting-ip header. Attackers who know a victim's public IP can appear as a local device on self-hosted instances not behind Cloudflare to send or receive files.
History

Tue, 13 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 11 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Schlagmichdoch
Schlagmichdoch pairdrop
Vendors & Products Schlagmichdoch
Schlagmichdoch pairdrop

Sat, 10 Oct 2026 15:00:00 +0000

Type Values Removed Values Added
Description PairDrop through 1.11.2 contains an IP spoofing vulnerability in Peer._setIP that allows remote attackers to join other networks' discovery rooms by supplying a forged cf-connecting-ip header. Attackers who know a victim's public IP can appear as a local device on self-hosted instances not behind Cloudflare to send or receive files.
Title PairDrop through 1.11.2 IP Spoofing via cf-connecting-ip Header
Weaknesses CWE-348
References
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-10-10T14:49:39.990Z

Updated: 2026-10-13T11:37:21.958Z

Reserved: 2026-10-10T14:39:40.699Z

Link: CVE-2026-108555

cve-icon Vulnrichment

Updated: 2026-10-13T11:37:17.810Z

cve-icon NVD

Status : Deferred

Published: 2026-10-10T15:16:58.690

Modified: 2026-10-16T19:18:44.867

Link: CVE-2026-108555

cve-icon Redhat

No data.