Page generated: 11 Nov 2026, 11:13 UTC
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CVE-2026-96656

Plex2Shell

Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit…

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Plex Media Server before 1.43.3.10861 allows an admin user to write arbitrary files that may be executed on load. The preference TranscoderH264Options is appended verbatim to x264's option string on every transcode. At startup, all .so files are run without signature, execute bit, or symbol checks.
CVSS 7.2 (HIGH) KEV: KNOWN CATALOG

Attention and evidence

HYPE SCORE
7.8/10
REALITY · THREAT PRIORITY
8.1/10
General review priority; not probability

Evidence confidence: Exploitation recorded

Why this priority?
  • Recorded exploitation baseline: +7.00
  • Technical severity: CVSS 7.2: +1.08
  • Fresh EPSS: 1.79%: +0.01

General review priority, not probability, victim count or asset-specific risk. A range covers missing CVSS/EPSS inputs within the current evidence state.

Sources: 26 documents and public datasets.

Hype components

Headline sample (25%)
10/100
Press, 30 days (60%)
100/100
Grounded branding (15%)
100/100
HYPE TOTAL78/100

Sources and documents

shattered.io
Press · 27 Oct 2026, 09:08 · Plex2Shell Exploit: 4 CVEs Hit Live Plex Servers [2026] - shattered.io
Field Effect
Press · 22 Oct 2026, 07:00 · Active exploitation of Plex2Shell vulnerabilities - Field Effect
Howl.link
Press · 21 Oct 2026, 20:10 · CISA Warns of Active Exploitation of Plex2Shell and Other Flaws · cyber.hendryadrian.com - Howl.link
SecNews.gr
Press · 21 Oct 2026, 10:19 · CISA: Patches for Plex2Shell, Siemens and SiteGuard vulnerabilities - SecNews.gr
BleepingComputer
Press · 21 Oct 2026, 07:00 · CISA: Hackers chain Plex flaws in Plex2Shell attacks to breach servers - BleepingComputer
See all 26 source documents
NeoTeo
Press · 21 Oct 2026, 07:00 · Plex2Shell attacks: reported scans and infections - NeoTeo
The Hacker News
Press · 21 Oct 2026, 07:00 · CISA Orders Federal Agencies to Patch Exploited Plex2Shell, Siemens, and SiteGuard Flaws - The Hacker News
Howl.link
Press · 21 Oct 2026, 06:08 · CISA Adds Six Actively Exploited Vulnerabilities to KEV Catalog · cyber.hendryadrian.com - Howl.link
SecNews.gr
Press · 21 Oct 2026, 05:01 · Plex2Shell: CISA Deadlines for Plex Media Server - SecNews.gr
news.lavx.hu
Press · 20 Oct 2026, 21:22 · Hackers turn unpatched Plex servers into crypto mines - news.lavx.hu
How-To Geek
Press · 20 Oct 2026, 07:00 · Your outdated Plex server has a serious vulnerability that could mine crypto for hackers - How-To Geek
Tbreak UAE
Press · 20 Oct 2026, 07:00 · Plex2Shell: Unpatched Plex Servers Hit by Crypto Miner - Tbreak UAE
Demokratis.co.id
Press · 20 Oct 2026, 07:00 · Hackers Exploit Plex2Shell Flaws to Deploy Malware - Demokratis.co.id
SuaraGarut.ID
Press · 20 Oct 2026, 07:00 · Hackers Exploit Plex2Shell Flaws to Install Malware - SuaraGarut.ID
NeoTeo
Press · 20 Oct 2026, 07:00 · Plex2Shell Plex exploit: fixed Plex server build - NeoTeo
Rescana
Press · 20 Oct 2026, 07:00 · Active Exploitation Alert: Plex Media Server Plex2Shell Vulnerabilities Enable Unauthenticated RCE, Crypto Mining, and Proxy Backdoor Deployment - Rescana
"CVE-2026-96656" - Google News
Press · 20 Oct 2026, 07:00 · Plex confirms active exploitation of unpatched media servers and publishes four CVEs - BetaNews
SecNews.gr
Press · 19 Oct 2026, 07:00 · Plex Media Server: Hackers Install Cryptominers Through Chain of Vulnerabilities - SecNews.gr
https://tech-insider.org/
Press · 19 Oct 2026, 07:00 · Plex2Shell Vulnerability: Patch Plex Server Now [2026] - https://tech-insider.org/
Security Affairs
Press · 19 Oct 2026, 07:00 · Plex2Shell Exploit Used to Turn Vulnerable Plex Servers Into Crypto Miners - Security Affairs
SecurityWeek
Press · 19 Oct 2026, 07:00 · Plex2Shell Exploit Chain Weaponized Against Plex Servers Hours After Disclosure - SecurityWeek
CyberSecurityNews
Press · 19 Oct 2026, 07:00 · Hackers Exploiting Plex Vulnerabilities in the Wild to Deploy Cryptominer Malware - CyberSecurityNews
The Hacker News
Press · 19 Oct 2026, 07:00 · Hackers Exploit Plex2Shell Flaws to Install Crypto Miners and Linux Proxy Backdoor - The Hacker News
Gizmodo
Press · 19 Oct 2026, 07:00 · Your Plex Server Could Be Mining Crypto for Hackers - Gizmodo
Mezha.net
Press · 18 Oct 2026, 07:00 · Researcher reports attacks on outdated Plex servers via Plex2Shell - Mezha.net
| Cord Cutters News
Press · 18 Oct 2026, 07:00 · Plex Media Server Owners Urged to Update Immediately After In-the-Wild Exploitation of Older Installations Turns Your Computer Into a Zombie - | Cord Cutters News

Score evolution

● Hype   ● Reality

Earlier evidence-support scores are retained in history; this chart shows only the current priority definition.

024681002 Nov 2026 · OBSERVED EXPLOITATION + LOWER RECENT ATTENTIONHype 5.8Reality 8.102 Nov 2026 · HIGH ATTENTION + OBSERVED EXPLOITATIONHype 8.5Reality 8.102 Nov 2026 · HIGH ATTENTION + OBSERVED EXPLOITATIONHype 7.8Reality 8.1Nov 2Nov 2Nov 2

━ Hype Score (Perceived)  ━ Reality threat priority. Definition changes are not new attacks.

Public exploit evidence

0

Public exploit entries / repo candidates

Evidence context and dated references

Reality is general threat/review priority, combining observed exploitation, CVSS severity and fresh EPSS. Evidence confidence is separate. This is not calibrated risk, a victim count or an asset-specific assessment. A range reflects missing numeric inputs.

Evidence in context

Confidence in exploitation evidence
Exploitation recorded
Priority basis
Recorded exploitation; CVSS 7.2; EPSS 1.8%
Attention, last 30 days
26 distinct story titles; 26 press documents; 1 publisher domains.
Technical potential
network access, high privileges, no user interaction.
Observed activity
Exploitation recorded in CISA KEV.
Known scale
Not quantified.
Evidence confidence basis
Trusted exploitation confirmation

Score evaluated: 2026-11-05 14:00:33.749271+00:00 · EPSS snapshot: 2026-11-05T12:03:04Z

Source event timeline
Published
23 Sep 2026, 16:07
First press mention
18 Oct 2026, 07:00
Added to the CISA KEV catalog
20 Oct 2026, 00:00
Latest press mention
27 Oct 2026, 09:08
Score calculated
05 Nov 2026, 14:00
Name
Plex2Shell