VulnSocial

CVE-2026-88806

LOWCVSS 7.5 · HIGH

Signal is active with 1 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

A malicious X server could exploit a buffer overflow in libX11 before 1.8.14 during handling of XkbGetMap overflowing the key_sym_map.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-122

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-10-25: 110-25
Referenced assets3 URLs
By indicator
Full discourse1 post
  • Hugo | DevOps | Cybersecurity@HugoValters

    CVE-2026-88806: buffer overflow in http://X.Org libX11 before 1.8.14 via XkbGetMap key_sym_map, a malicious X server can corrupt memory. CVSS 7.5. No patch yet, update immediately. #CVE #infosec #XOrg https://www.valtersit.com/cve/CVE-2026-88806/ #XOrg #CVEALERT #CVE #infosec #Linux #XSS #valtersit #snippet #SysAdmin #cybersecurity #devsecops #devops #developer #100daysofcode #git #github #gitlab #redteam #blueteam #ethicalhacker #cybersecurityawareness #cybersecuritynews #cybersecuritytips #python #hacker #kali #ubuntu #debian #docker

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