New CitrixBleed Vulnerability Exploited Immediately After Public Disclosure
2026-07-02T19:24:06Z•31617a2dc1d255e6accb81aaa25c681008bea869c44546ad958a98d2eeac95fb
CVE-2026-45659adobeai-securitycisaciscocitrixcitrixbleedexploit-in-the-wildfortibleedfortinethttp2-bombincinformation-disclosurelynxmicrosoft-sharepointnetscalerpatchpocransomwaresecurity-patch-managementvulnerability-management
What happened
Multiple high-impact vulnerabilities and active exploit campaigns were reported: a Citrix ‘CitrixBleed’-style information disclosure in NetScaler (PoC available and observed in the wild) allows arbitrary memory leakage via HTTP responses and prompted Citrix to release patches (including fixes for an HTTP/2 Bomb and related issues). CISA warned of an actively exploited Microsoft SharePoint remote code execution vulnerability (CVE-2026-45659). Additional incidents include credential harvesting from FortiGate appliances (FortiBleed) used in INC and Lynx ransomware campaigns, in-the-wild exploits/
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- securityweek
- Record identifier
- 31617a2dc1d255e6accb81aaa25c681008bea869c44546ad958a98d2eeac95fb
- Enrichment time
- 2026-07-02T19:24:06Z
- AI-assisted enrichment
- Yes
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