Does Linkmarklet have any unpatched vulnerabilities?

No. All known vulnerabilities in Linkmarklet have been patched as of the latest data update. Always keep the plugin updated to the latest version.

Is Linkmarklet compatible with WordPress 4.2.39?

According to WordPress.org data, Linkmarklet 0.8 has been tested up to WordPress 4.2.39. Check the plugin's changelog for the latest compatibility information.

How often is Linkmarklet updated?

Linkmarklet was last updated on May 1, 2015. Frequent updates are generally a positive security signal.

What is Linkmarklet's security score?

Linkmarklet has a WP-Safety security score of 85/100. This score is computed from CVE history, patch response time, developer trust signals, and plugin maintenance activity.

Linkmarklet Security & Risk Analysis

wordpress.org/plugins/linkmarklet

[ADOPT ME!] Linkmarklet is an alternative to the Press This! bookmarklet aimed at rapid linkblogging. Quickly post while saving a link to a Custom Fie …

10 active installs v0.8 PHP + WP 3.3+ Updated May 1, 2015

adopt-melinklinkblogpress-this

A · Safe

CVEs total0

Unpatched0

Last CVENever

Plugin page Download

Safety Verdict

Is Linkmarklet Safe to Use in 2026?

Generally Safe

Score 85/100

Linkmarklet has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 10yr ago

Risk Assessment

The 'linkmarklet' plugin v0.8 demonstrates a generally strong security posture based on the provided static analysis. The absence of any identified dangerous functions, raw SQL queries, file operations, or external HTTP requests is a significant positive indicator. Furthermore, the plugin correctly implements prepared statements for all SQL queries and exhibits a high percentage of properly escaped output, mitigating common web vulnerabilities. The presence of nonce and capability checks on what appear to be its internal operations further strengthens its defense against unauthorized access.

Key Concerns

No critical or high severity taint flows found
No raw SQL queries found
No dangerous functions found
No unpatched CVEs
High percentage of output escaping
Nonce checks implemented
Capability checks implemented
No file operations
No external HTTP requests
No known vulnerabilities in history
Zero attack surface reported

Vulnerabilities

None known

Linkmarklet Security Vulnerabilities

No known vulnerabilities — this is a good sign.

Code Analysis

Analyzed Mar 17, 2026

Linkmarklet Code Analysis

Dangerous Functions

Raw SQL Queries

0 prepared

Unescaped Output

50 escaped

Nonce Checks

Capability Checks

File Operations

External Requests

Bundled Libraries

Output Escaping

93% escaped54 total outputs

Data Flows

All sanitized

Data Flow Analysis

1 flows

<index> (index.php:0)

Source (user input) Sink (dangerous op) Sanitizer Transform Unsanitized Sanitized

Attack Surface

Linkmarklet Attack Surface

Entry Points0

Unprotected0

WordPress Hooks 2

actionadmin_menulinkmarklet.php:17

actionadmin_initlinkmarklet.php:18

Maintenance & Trust

Linkmarklet Maintenance & Trust

Maintenance Signals

WordPress version tested4.2.39

Last updatedMay 1, 2015

PHP min version

Downloads4K

Community Trust

Rating100/100

Number of ratings3

Active installs10

Alternatives

Linkmarklet Alternatives

Daring Fireball-style Linked List Plugin

daring-fireball-linked-list

This plugin makes your RSS feed behave like Daring Fireball's linked list posts, and has some extra features to make posting linked lists easier.

40 No CVEs

Link Grab-O-Matic

link-grab-o-matic

Link Grab-O-Matic, is a simple interface to quickly and easily post links to your blog as posts.

10 No CVEs

LinkBlog by Lucy

linkblog-by-lucy

Transforms your WordPress blog into a LinkBlog

10 No CVEs

Broken Link Checker

broken-link-checker

Broken Link Checker helps you catch broken links & images fast, before they hurt your SEO or UX. Scan and bulk-fix issues from one easy dashboard.

500K 11 CVEs

Broken Link Checker by AIOSEO – Easily Fix/Monitor Internal and External links

broken-link-checker-seo

Broken Link Checker by AIOSEO ensures all links on your website are working. Check your site for broken links and easily fix them to improve SEO.

300K 3 CVEs

Developer Profile

Linkmarklet Developer Profile

Jon Christopher

11 plugins · 110K total installs

trust score

Avg Security Score

89/100

Avg Patch Time

30 days

View full developer profile

Detection Fingerprints

How We Detect Linkmarklet

Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.

Asset Fingerprints

HTML / DOM Fingerprints

Data Attributes

linkmarklet_custom_fieldlinkmarklet_future_publish_minlinkmarklet_future_publish_maxlinkmarklet_future_publish_startlinkmarklet_future_publish_endlinkmarklet_prepopulate_slug+2 more

FAQ