Skip to content
Noroxi
NVD / CVE Program· CNA Patchstack

CVE-2023-50874: WordPress Ajax Load More Plugin <= 6.1.0.1 is vulnerable to Cross Site Scripting (XSS)

Noroxi assessment

Priority: Monitor (action score 21/100)

  • The sources we track (CISA KEV, Exploit-DB, Metasploit, Nuclei, GitHub) show no public exploit code or exploitation in the wild.
  • Probability of exploitation in the next 30 days: 0.34% (FIRST EPSS).
  • Anyone who can reach it over the internet can trigger it. A low-privileged account is enough. A user must open a link or visit a page. No special conditions are required; it is repeatable.
  • Fixed version: Darren Cooney WordPress Infinite Scroll – Ajax Load More 6.2.0.

Low priority for now. Upgrade to Darren Cooney WordPress Infinite Scroll – Ajax Load More 6.2.0 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

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Darren Cooney WordPress Infinite Scroll – Ajax Load More allows Stored XSS.This issue affects WordPress Infinite Scroll – Ajax Load More: from n/a through 6.1.0.1.

MediumCVSS 5.4 · v3.1—No exploit Fix available
Published
Dec 28, 2023
Updated
Jun 17, 2026
EPSS
0.3% · 27th percentile

Report tools

JSON

Action score

21

Monitor

Low priority for now.

CVSS
21 / 40 · 5.4 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

CNA vs NVD score

NVD
5.4
CNA · Patchstack
6.5
1.1 point gap

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

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Is Ajax Load More – Infinite Scroll, Load More, & Lazy Load on your site?

WP Lens reads your site's plugin, theme and WordPress versions from the outside and matches them to known vulnerabilities. Works without an account.

Follow CVE-2023-50874

Is Ajax Load More – Infinite Scroll, Load More, & Lazy Load on your site?

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

One daily email digest (06:00 UTC); connect a webhook for KEV listings and weaponized exploits instantly.

Your free account also gets you

  • Stack alerts: add the products and versions you run, get the new CVEs that affect them
  • Uptime monitoring: 1 site, instant email when it goes down
  • Add your domain: subdomains and takeover risk scanned every week (1 domain)
  • 10 scans an hour on the security tools (3 a day without an account), an API key and MCP
  • All your scans in one panel: findings, what changed in the last scan, a report per domain or per client (PDF, share link)
All free tools

Sign up with email · Have an account? Sign in

Free account, no card. Unfollow any time.

Don't want an account? Get "Exploited this week" by email every MondayDon't want an account? RSS feed for connekthq records
If any of these changes, we'll tell you in the daily email digest.
Is your version affected? Check it

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.

We use this product, ask for help

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
connekthqajax load more

Affected versions

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

  • connekthq ajax load moreup to 6.1.0.1 inclusive

Versions reported by the vendor

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

  • Darren Cooney WordPress Infinite Scroll – Ajax Load More

    • n/a and later · up to and including 6.1.0.1affectedfixed in 6.2.0

Same product

connekthq: all records

Other highest-scoring records for the same primary product.

  • CVE-2015-10140Ajax Load More < 2.8.1.2 - Subscriber+ File Upload & Deletion
    40Plan
  • CVE-2022-2433WordPress Infinite Scroll – Ajax Load More <= 5.5.3 - Cross-Site Request Forgery to PHAR Deserialization
    30Monitor
  • CVE-2021-24140Ajax Load More < 5.3.2 - Authenticated SQL Injection
    28Monitor

Published before and after this one in the same product

  • ← EarlierCVE-2022-2945Sep 6, 2022 · WordPress Infinite Scroll – Ajax Load More <= 5.5.3 - Directory Traversal
    11Monitor
  • ← EarlierCVE-2022-4466Mar 13, 2023 · WordPress Infinite Scroll - Ajax Load More < 5.6.0.3 - Contributor+ Stored XSS
    21Monitor
  • Later →CVE-2024-4711May 31, 2024 · WordPress Infinite Scroll – Ajax Load More <= 7.1.1 - Authenticated (Contributor+) Cross-Site Scripting
    21Monitor

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
Darren Cooney WordPress Infinite Scroll – Ajax Load More6.2.0Vendor (CNA)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

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.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

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.

  • CVE-2024-4711155 days apartWordPress Infinite Scroll – Ajax Load More <= 7.1.1 - Authenticated (Contributor+) Cross-Site Scripting
    21Monitor
  • CVE-2022-4466290 days apartWordPress Infinite Scroll - Ajax Load More < 5.6.0.3 - Contributor+ Stored XSS
    21Monitor
  • CVE-2025-47630496 days apartWordPress Ajax Load More plugin <= 7.3.1.2 - Cross Site Scripting (XSS) Vulnerability
    21Monitor

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.
  • A low-privileged account is enough.
  • A user must open a link or visit a page.
  • 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

Impact can extend beyond the vulnerable component (scope changes).

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
Required
Scope
Changed
Confidentiality impact
Low
Integrity impact
Low
Availability impact
None

Weakness class (CWE)

CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSS vector

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

nvd-primary

Root cause

User content is inserted into the page as HTML. The browser interprets the content as code rather than data.

The bug in code

The whole CWE-79 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

ts
commentEl.innerHTML = comment.body;

Fixed

ts
commentEl.textContent = comment.body;

Attack context

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

ATT&CK techniques

—

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

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

All records