{"vulnerability": "CVE-2026-101090", "sightings": [{"uuid": "5c8a6cb3-f706-4fc0-ada3-2ff1d9ac9438", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-101090", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mwjqnmitfm2r", "content": "CVE-2026-101090 - nezha\nNezha version 2.2.3 may use the web address supplied by an attacker during the OAuth2 login process instead of the correct server address when a specific setting is left blank. This can\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#nezha #nezhahq #CVE #infosec", "creation_timestamp": "2026-09-27T21:30:06.371306Z"}, {"uuid": "0b53bfe0-b0c0-4953-8191-33d09cdb92f7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-101090", "type": "seen", "source": "https://bsky.app/profile/stemshop.bsky.social/post/3mwjsqpmbcu2i", "content": "\ud83d\udea8 CVE-2026-101090 \u2014 CVSS 9.3 CRITICAL\n\nNezha 2.2.3 contains a Host header injection regression in the OAuth2 redirect endpoint. When the new optio...\n\n\ud83d\udd0e https://stemshop.top/cve/CVE-2026-101090\n\n#CVE #CyberSecurity #InfoSec", "creation_timestamp": "2026-09-27T22:07:37.389346Z"}, {"uuid": "dfcdd4dc-7c7e-45ab-aea7-da21d0b95c23", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-101090", "type": "seen", "source": "https://bsky.app/profile/thehackerwire.bsky.social/post/3mwjz4hduw226", "content": "\ud83d\udd34 CVE-2026-101090 - Critical (9.8)\n\nNezha 2.2.3 contains a Host header injection regression in the OAuth2 redirect endpoint. When the...\n\nhttps://www.thehackerwire.com/vulnerability/CVE-2026-101090/\n\n#infosec #cybersecurity #CVE #vulnerability #security #patchstack", "creation_timestamp": "2026-09-28T00:01:34.873374Z"}, {"uuid": "b82ef661-dc9b-4659-af03-7e5010993cc0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-101090", "type": "seen", "source": "https://gist.github.com/ichintu/0739db6c0846cb8d7c608bff5afb2d43", "content": "This September 27, 2026 threat intelligence briefing covers four newly disclosed vulnerabilities and a community security discussion:\n\n\u2022 **Seetong T8108 Series (CVE-2026-100886):** Critical (10.0) remote debug service improper authentication flaw. Exploit is public and the vendor remains unresponsive.\n\u2022 **Nezha \u22642.2.3 (CVE-2026-101090):** Critical (9.8) OAuth2 host header injection that reflects attacker-controlled URLs, enabling account takeover. No patch currently available.\n\u2022 **Obot \u2264v0.22.1 (4 CVEs):** Four high-to-critical (8.3\u20139.8) vulnerabilities, including unauthenticated admin access via Docker quickstart misconfiguration, OAuth/authorization bypasses, and SSRF via MCP registration. Remediation involves updating to v0.23.0 or explicitly enabling authentication.\n\u2022 **Community Discussion:** A Reddit thread explores budget-friendly (~$300) strategies for building a highly private, secure digital workspace from scratch.", "creation_timestamp": "2026-09-28T00:00:34.000000Z"}, {"uuid": "807ea201-2792-494d-ba80-151f35741c87", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-101090", "type": "seen", "source": "https://infosec.exchange/users/offseq/statuses/117346076185376703", "content": "Nezha 2.2.3 (CVE-2026-101090): CRITICAL open redirect via Host header injection in OAuth2 flow. Account takeover possible if dashboard_host is unset. Set to trusted value; no patch yet. https://radar.offseq.com/threat/cve-2026-101090-url-redirection-to-untrusted-site-open-redirect-in-nezhahq-nezha-17f76beacc249b5e #OffSeq #OAuth2 #Vulnerability #InfoSec", "creation_timestamp": "2026-09-28T01:30:27.495385Z"}, {"uuid": "5f4785fd-9d30-4d77-a070-10fa0ec0cbe5", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-101090", "type": "seen", "source": "https://bsky.app/profile/offseq.bsky.social/post/3mwk63ekiv62v", "content": "Nezha 2.2.3 faces CRITICAL risk: OAuth2 open redirect (CVE-2026-101090) lets attackers hijack logins if dashboard_host is empty. Set to trusted value \u2014 no patch yet. https://radar.offseq.com/threat/cve-2026-101090-url-redirection-to-untrusted-site-open-redirect-in-nezhahq-nezha-17f76beacc249b5e #...", "creation_timestamp": "2026-09-28T01:30:27.618322Z"}, {"uuid": "2dca01e8-d96e-447b-819a-731e7ad63d64", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-101090", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3mwlcwxeflp24", "content": "CVE-2026-101090 - nezhahq\nNezha version 2.2.3 can insert a fake website address into the login callback URL if the optional dashboard host setting is left blank. An attacker who tricks a user into starting a\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#nezhahq #Golang #CVE #infosec", "creation_timestamp": "2026-09-28T12:30:06.804675Z"}]}