CVE-2026-47321General

LOW

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

0.5/ 10 priority

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

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 1 signal
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-06-14); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-06-14: 1Mentions · 2026-10-23: 1Patch / Workaround · 2026-10-23: 1Technical Details · 2026-10-23: 106-1410-23
Signal classification2 categories
General
150.0%
Patch
150.0%
Referenced assets2 URLs
Classification over time
DateTotalLabels
2026-06-141
General1
2026-10-231
Patch1
Full discourse2 posts
  • Hugo | DevOps | Cybersecurity@HugoValters
    Patch

    CVE-2026-47321: CompressionFilter inflates incoming data with no size limit, so a high-ratio zip bomb can exhaust app memory (DoS). CVSS 7.5, no patch yet. Apply a size limit or restrict untrusted input now. #CVE #infosec #cybersecurity https://www.valtersit.com/cve/CVE-2026-47321 #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

    Post summary

    The text discloses CVE-2026-47321 as a DoS vulnerability in CompressionFilter (CVSS 7.5) caused by unbounded data inflation via zip bombs, notes no patch exists yet, and explicitly recommends applying workarounds (imposing size limits and restricting untrusted input).

    0000037
    1.1K followersView on X
  • Dr.Philippe Vynckier, CISSP - Influencer@PVynckier
    General

    CVE-2026-47321 — IOC Radar https://socradar.io/free-tools/ioc-radar/CVE-2026-47321

    Post summary

    The message merely points to an IOC Radar page for CVE‑2026‑47321 without providing any actionable or technical information.

    0000076
    24.1K followersView on X

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