{"vulnerability": "CVE-2025-27105", "sightings": [{"uuid": "8b56d499-8ebc-4fd1-a325-86c711ca2012", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-27105", "type": "seen", "source": "https://mastodon.social/users/CyberSignaler/statuses/114048796240672246", "content": "", "creation_timestamp": "2025-02-22T17:48:45.343704Z"}, {"uuid": "f5c3a71f-d860-4aa1-8824-41df7ce965f0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-27105", "type": "seen", "source": "https://bsky.app/profile/vulnalerts.bsky.social/post/3lisjnzo3uj2z", "content": "", "creation_timestamp": "2025-02-23T00:00:07.376842Z"}, {"uuid": "00903b55-8572-4e1c-a9d4-2e847efb5bf6", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-27105", "type": "seen", "source": "https://t.me/cvedetector/18696", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2025-27105 - Vyper Smart Contract Language DynArray AugAssign Out-of-Bounds Write\", \n  \"Content\": \"CVE ID : CVE-2025-27105 \nPublished : Feb. 21, 2025, 10:15 p.m. | 33\u00a0minutes ago \nDescription : vyper is a Pythonic Smart Contract Language for the EVM. Vyper handles AugAssign statements by first caching the target location to avoid double evaluation. However, in the case when target is an access to a DynArray and the rhs modifies the array, the cached target will evaluate first, and the bounds check will not be re-evaluated during the write portion of the statement. This issue has been addressed in version 0.4.1 and all users are advised to upgrade. There are no known workarounds for this vulnerability. \nSeverity: 0.0 | NA \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"21 Feb 2025\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2025-02-21T23:57:34.000000Z"}, {"uuid": "e6d3f8c6-fc37-4792-9b87-bf290c23e7a3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-27105", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/5044", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-27105\n\ud83d\udd25 CVSS Score: 2.3 (cvssV4_0, Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N)\n\ud83d\udd39 Description: vyper is a Pythonic Smart Contract Language for the EVM. Vyper handles AugAssign statements by first caching the target location to avoid double evaluation. However, in the case when target is an access to a DynArray and the rhs modifies the array, the cached target will evaluate first, and the bounds check will not be re-evaluated during the write portion of the statement. This issue has been addressed in version 0.4.1 and all users are advised to upgrade. There are no known workarounds for this vulnerability.\n\ud83d\udccf Published: 2025-02-21T21:27:28.056Z\n\ud83d\udccf Modified: 2025-02-22T15:37:28.734Z\n\ud83d\udd17 References:\n1. https://github.com/vyperlang/vyper/security/advisories/GHSA-4w26-8p97-f4jp", "creation_timestamp": "2025-02-22T16:25:15.000000Z"}]}