VulnSocial

CVE-2026-18263Disclosure

LOWCVSS 7.8 · HIGH

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Parallels RAS Client RDP Backend Service Exposed Dangerous Function Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels RAS Client. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the RAS RDP Backend Service. The issue results from an exposed dangerous function. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-28886.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-749

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-08-20: 2Technical Details · 2026-08-20: 208-20
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • CVE@CVEnew
    Disclosure

    CVE-2026-18263 Parallels RAS Client RDP Backend Service Exposed Dangerous Function Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate pr… https://www.cve.org/CVERecord?id=CVE-2026-18263

    Post summary

    The tweet announces a local privilege escalation vulnerability in Parallels RAS Client RDP Backend Service (CVE-2026-18263) and links to the CVE record, with no mention of PoC, exploit code, or patches.

    000101.1K
    58.0K followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-18263 Parallels RAS Client RDP Backend Service Exposed Dangerous Function Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate pr… https://www.cve.org/CVERecord?id=CVE-2026-18263 ----- Traducción: CVE-2026-18263 Par… https://infoflow.cloud`

    Post summary

    The tweet announces CVE-2026-18263, a local privilege escalation vulnerability in Parallels RAS Client RDP Backend Service, with a brief technical description but no PoC, exploit, or patch information.

    0000025
    102 followersView on X

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