CVE-2026-48004General

LOW

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

Hunt for exploitation attempts and persistence artifacts
Increase monitoring for publicly documented tradecraft
Track advisory updates for patch or workaround availability

Recommended action window: High priority (within 72h)

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1.5/ 10 priority

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Threat summary

Public PoC is present in monitored signal
2 mentions across 2 observed days
Momentum state: stable

What's happening

PoC mentioned or linked in 1 signal
Technical details provided in 1 signal
General: 1 classified signal
Peaked 1d ago at 1 mentions (2026-05-28); latest day: 1
2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d

Signal classification2 categories

General

150.0%

PoC

150.0%

Referenced assets2 URLs

By indicator

Classification over time

Date	Total	Labels

2026-05-28	1	General1
2026-05-31	1	PoC1

Full discourse2 posts

sin99xx@sin99xx133d
PoC
Found another heap UAF race condition in QEMU (9pfs: v9fs_co_readdir_many) → DoS for unprivileged guest. CVE-2026-48004 assigned https://github.com/cschoenebeck/qemu/commit/cd9b78d326d1af5a30771d1de26dccbcf1913588 Still DoS-only for now, not sure how to chain/escalate yet. working on http://pwn.college tips nd suggestions welcome! 🙏
Post summary
A heap use‑after‑free race condition was discovered in QEMU’s 9pfs module, assigned CVE‑2026‑48004, with a GitHub commit linking to PoC code enabling DoS for unprivileged guests; no active exploitation or patch has been reported yet.
12229132.1K
922 followersView on X
sin99xx@sin99xx136d
General
next time , i will never disclosure responsibility this is the result of reporting CVE-2026-48004, nd 2 other still pending vulnerabilities, what a dumb, i paid for MAX 20x plan, nd its probably just trash now for me. https://t.co/dVd1ckYpIa
Post summary
The tweet remarks on reporting CVE-2026-48004 and other pending vulnerabilities but provides no technical or actionable details.
21131114.0K
794 followersView on X

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