Review reviewHigh

CVE-2021-46115

jpress

jpress 4.2.0 is vulnerable to RCE via io.jpress.web.admin._TemplateController#doUploadFile. The admin panel provides a function through which attackers can upload templates and inject some malicious code.

CVSS
7.2
EPSS
1.10%
62.5% percentile
CISA KEV
Not listed
Published
2022.01.27
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability1.10%
Technical severityCVSS 7.2

Vulnerability overview

jpress 4.2.0 is vulnerable to RCE via io.jpress.web.admin._TemplateController#doUploadFile. The admin panel provides a function through which attackers can upload templates and inject some malicious code.

Affected product and versions

Product
jpress
Affected versions
4.2.0
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that jpress and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-434