CVE-2026-12858Patch

LOWCVSS 8.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Improper Privilege Management vulnerability in ESET AV Remover (standalone) allows Privilege Escalation via especially crafted RPC.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-269

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-09-10: 1Patch / Workaround · 2026-09-10: 1Technical Details · 2026-09-10: 109-10
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
Full discourse1 post
  • Autumn Good@autumn_good_35
    Patch

    『the attacker would need to have previously obtained administrator rights to execute the attack, as the tool requires elevation to be run.』 CVE-2026-12858 [CA9000] ESET Customer Advisory: Local privilege escalation vulnerability in ESET AV Remover fixed https://support.eset.com/en/ca9000-eset-customer-advisory-local-privilege-escalation-vulnerability-in-eset-av-remover-fixed

    Post summary

    The advisory confirms that a local privilege escalation vulnerability in ESET AV Remover has been fixed, with no indication of active exploitation or PoC.

    00000414
    7.1K followersView on X

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