{"vulnerability": "CVE-2026-48161", "sightings": [{"uuid": "b605681f-fecb-4948-81ab-c43d9ee4dd1c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48161", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3msran7w43c2v", "content": "CVE-2026-48161 - react18-use\nA malicious code was introduced into a React 19 use hook shim through compromised commits, which could execute on developer machines during npm install. If you used this\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#react18use #daishi #CVE #infosec", "creation_timestamp": "2026-08-10T23:24:04.589168Z"}, {"uuid": "733547de-3fda-40a6-8908-bc3c1b80f3ef", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-48161", "type": "seen", "source": "https://infosec.exchange/users/offseq/statuses/117073932098519347", "content": "CVE-2026-48161 | CRITICAL: dai-shi react18-use had malicious postinstall script \u2014 RCE on dev machines via npm install. Not in npm registry, but local checkouts may be compromised. Rotate creds & reimage if affected. https://radar.offseq.com/threat/cve-2026-48161-cwe-506-embedded-malicious-code-in-dai-shi-react18-use-f46bf3ec395447fd #OffSeq #SupplyChain #CVE #npm #infosec", "creation_timestamp": "2026-08-11T00:00:35.323226Z"}, {"uuid": "b1a25bcc-e179-460e-919a-fdd3e00f62fd", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "cve-2026-48161", "type": "seen", "source": "https://bsky.app/profile/offseq.bsky.social/post/3msrcokqke32k", "content": "CVE-2026-48161: CRITICAL RCE risk in dai-shi react18-use \u2014 malicious postinstall code executed on dev machines (not npm). Rotate creds, reimage if affected. More: https://radar.offseq.com/threat/cve-2026-48161-cwe-506-embedded-malicious-code-in-dai-shi-react18-use-f46bf3ec395447fd #OffSeq #Supply...", "creation_timestamp": "2026-08-11T00:00:37.206351Z"}, {"uuid": "67d23dd7-6942-4dfb-b8c7-a4ea0a7ddb4f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-48161", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/652hxasqzqctu", "content": "CVE-2026-48161 - react18-use was vulnerable to malicious code execution via compromised commits\nCVE ID : CVE-2026-48161\n \n Published : Aug. 10, 2026, 11:16 p.m. | 43\u00a0minutes ago\n \n Description : react18-use is a React 19 use hook shim. Between 2026-05-19 01:07:01 and 2026-05-1...", "creation_timestamp": "2026-08-11T00:39:10.046030Z"}]}