CVE-2026-34856Disclosure(huawei / harmonyos)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch huawei harmonyos systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

UAF vulnerability in the communication module. Impact: Successful exploitation of this vulnerability may affect availability.

0.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-362

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • harmonyos

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • Peaked 1d ago at 1 mentions (2026-04-13); latest day: 1
  • 2 total mentions across 2 days

Affected systems

Vendors
Products
harmonyos

1 version affected across 1 product

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-04-13: 1Mentions · 2026-04-22: 1Patch / Workaround · 2026-04-22: 1Technical Details · 2026-04-13: 1Technical Details · 2026-04-22: 104-1304-22
Signal classification1 categories
Disclosure
2100.0%
Referenced assets1 URL
By indicator
Full discourse2 posts
  • Giuseppe Paternicola@giuseppe_1337
    Disclosure

    🚨 HIGH: CVE-2026-34856 (CVSS 7.3) Use-After-Free in communication module. Local exploit, no privileges required. Impact: availability + potential data integrity/confidentiality. Patch immediately. #CVE #Vulnerability #PatchNow https://t.co/6i1atWfht7

    Post summary

    The tweet announces CVE‑2026‑34856, details its local use‑after‑free vulnerability and urges immediate patching.

    0000045
    26 followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2026-34856 UAF vulnerability in the communication module. Impact https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-34856

    Post summary

    The text announces CVE-2026-34856 as a use‑after‑free vulnerability in the communication module, providing a link to additional details but no PoC, exploit, or patch information.

    0000043
    4.0K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
OShuaweiharmonyos6.0.0--

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