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NVD / CVE Program· CNA WPScan

CVE-2021-24220: All Thrive Themes Legacy Themes < 2.0.0 - Unauthenticated Arbitrary File Upload and Option Deletion

Noroxi assessment

Priority: Monitor (action score 37/100)

  • A ready-made attack module is public (Nuclei); exploiting it takes no special expertise.
  • Public proof-of-concept code exists (Exploit-DB / GitHub); there is no record of exploitation in the wild.
  • Probability of exploitation in the next 30 days: 3.9% (FIRST EPSS); higher than 90.4% of all records.
  • Anyone who can reach it over the internet can trigger it. No account or password is required. No user action is required. No special conditions are required; it is repeatable.
  • According to the record, no fixed version is available yet.

Low priority for now. Update when a fix is released; follow the vendor's advisory.

Generated automatically from the record's data: CVSS (NVD and CNA), CISA KEV and SSVC, FIRST EPSS, exploit sources, fixed versions. How we calculate it

Primary sources: NVD · CVE.org · FIRST EPSS

Thrive “Legacy” Rise by Thrive Themes WordPress theme before 2.0.0, Luxe by Thrive Themes WordPress theme before 2.0.0, Minus by Thrive Themes WordPress theme before 2.0.0, Ignition by Thrive Themes WordPress theme before 2.0.0, FocusBlog by Thrive Themes WordPress theme before 2.0.0, Squared by Thrive Themes WordPress theme before 2.0.0, Voice WordPress theme before 2.0.0, Performag by Thrive Themes WordPress theme before 2.0.0, Pressive by Thrive Themes WordPress theme before 2.0.0, Storied by Thrive Themes WordPress theme before 2.0.0 register a REST API endpoint to compress images using the Kraken image optimization engine. By supplying a crafted request in combination with data inserted using the Option Update vulnerability, it was possible to use this endpoint to retrieve malicious code from a remote URL and overwrite an existing file on the site with it or create a new file.This includes executable PHP files that contain malicious code.

CriticalCVSS 9.1 · v3.1—Proof of concept No fix recorded
Published
Apr 12, 2021
Updated
Jun 16, 2026
EPSS
3.9% · 90th percentile

Report tools

JSON

Action score

37

Monitor

Low priority for now.

CVSS
36 / 40 · 9.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 3.9%

Get told when this record changes

  • Not in KEV: no record of exploitation in the wild
  • Proof of concept exists, no weaponized module
  • No fixed version yet

If any of these changes, we'll tell you in the daily email digest.

Follow CVE-2021-24220

When you'll hear from us

  • when it enters CISA KEV
  • when exploit code appears or is weaponized
  • when the record is updated (including a fixed version)
  • when EPSS rises 20 points in a week

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Noroxi analysis

What does it mean in your environment?

The assessment above is generated automatically from the record's data; it doesn't know your environment. Our team verifies on your systems whether this vulnerability is actually exploitable and which mitigation is enough.

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Affected systems

Is your version affected?

Pick the product and type the version you run. It's compared with this record's version ranges in your browser; the version isn't sent anywhere.

VendorProduct
thrivethemesfocusblog
thrivethemesignition
thrivethemesluxe
thrivethemesminus
thrivethemesperformag
thrivethemespressive
thrivethemesrise
thrivethemessquared
thrivethemesstoried
thrivethemesvoice

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • thrivethemes focusblogbefore 2.0.0
  • thrivethemes ignitionbefore 2.0.0
  • thrivethemes luxebefore 2.0.0
  • thrivethemes minusbefore 2.0.0
  • thrivethemes performagbefore 2.0.0
  • thrivethemes pressivebefore 2.0.0
  • thrivethemes risebefore 2.0.0
  • thrivethemes squaredbefore 2.0.0
  • thrivethemes storiedbefore 2.0.0
  • thrivethemes voicebefore 2.0.0

Versions reported by the vendor

Affected version ranges reported by the assigning authority (WPScan). Independent of NVD's CPE analysis and usually ahead of it.

  • Thrive Themes FocusBlog by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Ignition by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Luxe by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Minus by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Performag by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Pressive by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Rise by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Squared by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Storied by Thrive Themes

    • 2.0.0 and later · before 2.0.0affected

  • Thrive Themes Voice

    • 2.0.0 and later · before 2.0.0affected

Same product

thrivethemes: all records

Other highest-scoring records for the same primary product.

  • CVE-2021-24219All Thrive Themes and Plugins - Unauthenticated Option Update
    22Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Proof of concept available

A public proof of concept or detection signature exists. Exploit knowledge is out there; don't delay patching.

Evidence

  • Nuclei detection template ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Nuclei detection templateNuclei template CVE-2021-24220 —

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

No history yet (it accumulates with the daily EPSS job).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-434 · Unrestricted Upload of File with Dangerous Type

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records