Microsoft: Protecting customers through Coordinated Vulnerability Disclosure
Microsoft has expressed concern over recent uncoordinated disclosures of zero-day vulnerabilities that jeopardize customer security. The company emphasizes the importance of Coordinated Vulnerability Disclosure (CVD) to allow for timely updates before vulnerabilities are made public. Microsoft remains committed to working with security researchers and addressing vulnerabilities responsibly to protect its customers.
- ▪Several zero-day vulnerabilities were disclosed without prior notice to Microsoft.
- ▪Microsoft collaborates with security researchers through Coordinated Vulnerability Disclosure to mitigate risks.
- ▪The company opposes uncoordinated disclosures that can harm customers and the digital ecosystem.
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Story provenance
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Record
| Original publisher | Microsoft |
| Canonical URL | https://www.microsoft.com/en-us/msrc/blog/2026/05/a-shared-responsibility-protecting-customers-through-coordinated-vulnerability-disclosure |
| Publication time | Fri, 29 May 2026 20:40:48 +0000 |
| Retrieval time | 2026-05-29T20:50:10.690Z |
| Last seen | 2026-05-29T20:50:10.690Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | 7gIIxC-hNRAq |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
.heading-bg-color-layout-container-uidd66a{ background-color: !important; } .row-bg-color-layout-container-uid35b3{ background-color: !important; } A shared responsibility: Protecting customers through Coordinated Vulnerability Disclosure MSRC / By MSRC / May 27, 2026 In recent weeks several zero-day vulnerabilities have been publicly disclosed. The details of these vulnerabilities were not shared with Microsoft prior to release, and the disclosures put our customers at unnecessary risk. Every year, we work with hundreds of security researchers through Coordinated Vulnerability Disclosure (CVD) – the industry standard that asks researchers to share their findings with affected vendors to give them an opportunity to understand the impact and address it before the details are made public.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Microsoft.