Loading story…
Microsoft's Security Update Guide published entries for CVE-2026-34329, CVE-2026-42945, and CVE-2026-9123, alongside a product advisory entry for CVE-2021-33771. The referenced pages indicate that Microsoft added or maintained vulnerability records in its official advisory portal, but the available source material does not include vulnerability names, affected products, severity ratings, exploitation status, or remediation details.
The set of references points to ongoing tracking of multiple Microsoft vulnerability identifiers through the company's security advisory infrastructure rather than a single disclosed intrusion or exploit campaign. Organizations that rely on Microsoft products should use the Security Update Guide entries for those CVEs to confirm affected assets, review patch availability, and determine whether any associated mitigations or product-specific guidance have been issued.
Mallory correlates global threat intelligence with your attack surface — know if you’re exposed before adversaries strike.
6 events from the most recent confirmed update back to the earliest known activity.
Microsoft added CVE-2021-34481 to its Security Update Guide. The reference contains no synopsis or additional technical details beyond the advisory listing.
Microsoft added CVE-2021-38669 to its Security Update Guide. The reference contains no synopsis or additional technical details beyond the advisory listing.
Microsoft added CVE-2026-42945 to its Security Update Guide. No synopsis or supporting technical information is included in the reference.
Microsoft added CVE-2026-34329 to its Security Update Guide. The reference contains no synopsis or further event details beyond the advisory listing.
Microsoft added CVE-2026-9123 to its Security Update Guide. The provided reference does not include a synopsis or additional context.
Microsoft listed CVE-2021-33771 in its Security Update Guide product advisories. No additional synopsis or technical details were provided in the reference.
6 references tracked. Mallory keeps watching after this page renders.
msrc.microsoft.com
Open sourcemsrc.microsoft.com
Open sourcemsrc.microsoft.com
Open sourcemsrc.microsoft.com
Open sourcemsrc.microsoft.com
Open sourcemsrc.microsoft.com
Open sourceMap indicators from this story to your assets and identify affected systems in minutes.
Every observed campaign, victim, and pivot linked to actors named in this story.
Malware, exploits, and IOCs connected to the activity described here.
YARA, Sigma, and Snort rules deployed to your SIEM as soon as they’re published.
Get matching new stories delivered to your team as they break — not the next morning.
Ask questions about this story and take action on the answers.
Other stories Mallory is tracking that overlap on entities, sources, or topic labels.
Microsoft's Security Update Guide published or maintained advisory entries for several vulnerabilities spanning multiple years, including `CVE-2026-24282`, `CVE-2025-21335`, `CVE-2024-43622`, `CVE-2022-41052`, and `CVE-2022-29119`. The referenced pages are hosted across Microsoft's advisory and vulnerability portals and indicate ongoing cataloging of security issues affecting Microsoft products. The available references provide only minimal metadata and no technical synopsis, affected product details, severity ratings, exploitation status, or remediation guidance. Even so, the presence of these entries signals that defenders should review the corresponding Microsoft advisories directly, validate product exposure, and track update availability for any systems that may be impacted by the listed CVEs.
Jul 9, 2026Microsoft published Security Update Guide entries for several vulnerabilities and advisories, including `CVE-2024-49087`, `CVE-2024-49002`, `CVE-2025-49669`, and `CVE-2025-64679`. The references point to both product advisory and Microsoft-hosted update pages, indicating the issues were formally tracked through Microsoft's vulnerability disclosure and patch management process. Public details in the referenced entries are limited, with the pages showing placeholder loading text or no synopsis rather than technical descriptions, affected products, or exploitation guidance. Even so, the presence of these CVE records signals that Microsoft assigned and published identifiers for multiple security issues that defenders should monitor in the Security Update Guide for severity, impacted software, and remediation information as entries are updated.
Jul 9, 2026Microsoft published Security Update Guide entries for five vulnerabilities tracked as **`CVE-2024-49049`**, **`CVE-2025-21287`**, **`CVE-2025-27613`**, **`CVE-2026-21256`**, and **`CVE-2026-25181`**. The references point to official Microsoft advisory pages in the MSRC portal, including both `advisory` and `vulnerability` URL paths, indicating the issues were formally cataloged in Microsoft's vulnerability management system. The available records provide only minimal metadata and do not include public synopses, affected products, severity ratings, exploitation details, or remediation guidance in the referenced material. Even so, the publication of these CVE entries shows Microsoft added or maintained official tracking pages for multiple security flaws across 2024, 2025, and 2026, signaling that defenders should review the corresponding MSRC advisories directly for product impact and patch information.
Jul 9, 2026