CVE-2023-49052

highpriority · attend · 46EPSS 0.025 · 84 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

2.46% (84th) EPSS

CVSS 8.8 · high

Is it mine?

3 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

File Upload vulnerability in Microweber v.2.0.4 allows a remote attacker to execute arbitrary code via a crafted script to the file upload function in the created forms component.

cvss

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

8.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · OSV

v3.18.3highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-434USprimaryCWE-434US

exploits (1)

Public proof-of-concept and weaponised exploit code.

Cyber-Wo0dy/CVE-2023-49052Microweber version 2.0.4 vulnerable to "Uploading Malicious Files" PoC · poc_in_github

affected products (3)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
microweber microweber= 2.0.4nvdUScpe:2.3:a:microweber:microweber:*:*:*:*:*:*:*:*
Packagist microweber/microweber≤ 2.0.4osvUSpkg:composer/microweber/microweber

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-2c7x-w3mx-h7p6Microweber file upload vulnerability2023-11-30ghsa · osvUS
File Upload vulnerability in Microweber v.2.0.4 allows a remote attacker to execute arbitrary code via a crafted script to the file upload function in the created forms component.

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 2023-11-30modified 2026-06-17

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+5024 more

references (6)

External citations — patches, advisories, analysis.

scry

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