CVE-2018-19422

mediumpriority · attend · 62EPSS 0.645 · 99 %ileexploit · weaponizedEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

5 exploits · weaponized

Likely / severe?

64.5% (99th) EPSS

CVSS 6.5 · medium

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

/panel/uploads in Subrion CMS 4.2.1 allows remote attackers to execute arbitrary PHP code via a .pht or .phar file, because the .htaccess file omits these.

cvss

Technical severity, 0–10. One row per scoring source.

7.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–7.2

v2.06.5mediumAV:N/AC:L/Au:S/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8 · impact 6.4

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.2 · impact 5.9

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.17.2highCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-434USprimaryCWE-434US

exploits (5)

Public proof-of-concept and weaponised exploit code.

exploit/multi/http/subrion_cms_file_upload_rceIntelliants Subrion CMS 4.2.1 - Authenticated File Upload Bypass to RCEweaponized · metasploit
EDB-49876Subrion CMS 4.2.1 - Arbitrary File UploadPoC · exploit_db
Drew-Alleman/CVE-2018-19422Subrion File Upload Bypass to RCE and Custom File Upload (Authenticated) POCPoC · poc_in_github
Swammers8/SubrionCMS-4.2.1-File-upload-RCE-auth-This is an edited version of the CVE-2018-19422 exploit to fix an small but annoying issue I had.PoC · poc_in_github
hev0x/CVE-2018-19422-SubrionCMS-RCECVE-2018-19422 Authenticated Remote Code ExecutionPoC · poc_in_github

affected products (3)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
intelliants subrion cms= 4.2.1nvdUScpe:2.3:a:intelliants:subrion_cms:*:*:*:*:*:*:*:*
Packagist intelliants/subrion< 4.2.2osvUSpkg:composer/intelliants/subrion

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-73xj-v6gc-g5p5Subrion CMS RCE Vulnerability2022-05-13ghsa · osvUS
`/panel/uploads` in Subrion CMS 4.2.1 allows remote attackers to execute arbitrary PHP code via a .pht or .phar file, because the .htaccess file omits these.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv NVD CVE.org MITRE

published 2018-11-21modified 2026-06-17

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+5024 more

references (11)

External citations — patches, advisories, analysis.

scry

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