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NVD / CVE Program· CNA WPScan

CVE-2024-0881: Combo Blocks < 2.2.76 - Unauthenticated Password Protected Posts Access

Noroxi assessment

Priority: Monitor (action score 26/100)

  • 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: 16.9% (FIRST EPSS); higher than 97% of all records.
  • Anyone who can reach it over the internet can trigger it. A low-privileged account is enough. No user action is required. No special conditions are required; it is repeatable.
  • Fixed version: Unknown Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel 2.2.76.
  • Mentioned 1 time in Turkish national cyber security advisories (siberguvenlik.gov.tr).

Low priority for now. Upgrade to Unknown Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel 2.2.76 or later.

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

The Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel WordPress plugin before 2.2.76 does not have proper authorization, resulting in password protected posts to be displayed in the result of some unauthenticated AJAX actions, allowing unauthenticated users to read such posts

MediumCVSS 5.4 · v3.1—Proof of concept Fix available
Published
Apr 11, 2024
Updated
Jun 17, 2026
EPSS
16.9% · 97th percentile

Report tools

JSON

Action score

26

Monitor

Low priority for now.

CVSS
21 / 40 · 5.4 / 10
CISA KEV
0 / 30 · Not listed
EPSS
5 / 30 · 16.9%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

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Noroxi analysis

What does it mean in your environment?

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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
pickpluginspost grid

Affected versions

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

  • pickplugins post gridbefore 2.2.76

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.

  • Unknown Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel

    • before 2.2.76affected · semver

Same product

pickplugins: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-11080Post Grid and Gutenberg Blocks – ComboBlocks 2.2.85 - 2.3.32 - Unauthenticated Hook Injection
    39Monitor
  • CVE-2024-8253Post Grid and Gutenberg Blocks 2.2.87 - 2.2.90 - Authenticated (Subscriber+) Privilege Escalation
    38Monitor
  • CVE-2020-35939PHP Object injection vulnerabilities in the Team Showcase plugin before 1.22.16 for WordPress allow remote authenticated attackers to inject
    36Monitor

Published before and after this one in the same product

  • ← EarlierCVE-2022-0447Apr 11, 2022 · Post Grid < 2.1.16 - Reflected Cross-Site Scripting via post_types
    25Monitor
  • ← EarlierCVE-2024-30441Mar 29, 2024 · WordPress Combo Blocks plugin <= 2.2.74 - Reflected Cross Site Scripting (XSS) vulnerability
    28Monitor
  • Later →CVE-2024-32816Apr 24, 2024 · WordPress Combo Blocks plugin <= 2.2.78 - Sensitive Data Exposure via API vulnerability
    30Monitor

Remediation

Which version to upgrade to

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

Product / packageFixed versionSource
Unknown Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel2.2.76Vendor (CNA)

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-2024-0881 —

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.

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).

National notice (Türkiye Cybersecurity Directorate / USOM)

Official security notices citing this record; remediation advice is on the agency's page.

All national notices →

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
low · data can be read
Integrity
low · data or configuration can be modified
Availability
none
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
Low
Integrity impact
Low
Availability impact
None

Weakness class (CWE)

CWE-863 · Incorrect Authorization

CVSS vector

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

nvd-secondary

Attack context

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

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Change log

  1. Fix✗ → ✓

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