CVE-2026-8933: Ubuntu security flaw breaks Snap sandbox protections
2026-07-23T08:51:52Z•4608cfbdc53f808c0b94da7852c463c2255774febb1110daf43cbe5da757236d
active-exploitationai-securityiot-compromiselocal-privilege-escalationpatch-releasedproof-of-conceptransomwarerceremote-code-executionthreat-advisory
What happened
Multiple high- and critical-severity vulnerabilities and active exploit reports surfaced across widely used products: a public PoC has triggered active exploitation of critical Microsoft SharePoint RCE (CVE-2026-50522, CVSS 9.8); attackers are exploiting a critical pre-auth RCE in ServiceNow (CVE-2026-6875); Qilin ransomware affiliates are abusing a critical PAN-OS GlobalProtect authentication bypass (CVE-2026-0257) to gain VPN access; Ubuntu Desktop snap-confine suffers a local privilege escalation race condition (CVE-2026-8933, CVSS 7.8); an Adobe Acrobat Chrome extension chain (CVE-2026-482
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- securityaffairs
- Record identifier
- 4608cfbdc53f808c0b94da7852c463c2255774febb1110daf43cbe5da757236d
- Enrichment time
- 2026-07-23T08:51:52Z
- AI-assisted enrichment
- Yes
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