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PluginCanary

Klarna for WooCommerce

by Klarna · 20,000+ active installs · Checked 3 Nov 2026
Healthy1 Warning

Healthy: vulnerability published 15 Oct 2026, fixed in 4.13.4.

89/ 100 Canary Score
Sub-scores for Klarna for WooCommerce
Ownership100
Maintenance100
Security90
Support70
Reputation70

How the score works

Active signals

Facts we detected, with links to the source.

  • WarningSEC-1Vulnerability published 15 Oct 2026, fixed in 4.13.4. Update to version 4.13.4 or later.15 Oct 2026Evidence

Ownership timeline

Who commits to the plugin's code on wordpress.org, over time.

Committers and their active periods
klarna12 Dec 2017 to 25 Nov 2021, 101 commits
michaelbengtsson16 Mar 2021 to 2 Nov 2026, 120 commits

2 committers recorded. No ownership changes recorded since 3 Nov 2026.

Maintenance

Last release
2 days ago
Releases, 24 months
48
Tested up to
7.1 current
Requires PHP
8.0 supported 8.2+
Releases per quarter for Klarna for WooCommerce
Q1 20244
Q2 20246
Q3 20248
Q4 20245
Q1 20257
Q2 20255
Q3 20251
Q4 20255
Q1 20269
Q2 20269
Q3 20266
Q4 20264

Last release 2 Nov 2026. Tested with WordPress 7.1 (current).

Support

0% of 1 support threads resolved in the last 2 months.

Security record

PublishedIssueCVSSAffectedFixed inDays to patch
15 Oct 2026Klarna for WooCommerce <= 4.13.3 - Missing Authorization to Unauthenticated Sensitive Information Disclosure via 'order-pay' Endpoint7.5<= 4.13.34.13.40
28 Mar 2024Klarna Payments for WooCommerce <= 3.2.4 - Missing Authorization5.3<= 3.2.43.3.00

Source: Wordfence Intelligence.

Reputation

Average rating per quarter for Klarna for WooCommerce
Q4 20231.0
Q3 20241.0
Q1 20255.0
Q2 20251.0
Q3 20253.0
Q4 20251.0
Q1 20261.0

Average rating stayed at 1.0 between Q4 2023 and Q1 2026.

Rating distribution
5 star5
4 star1
3 star1
2 star0
1 star13
Latest low reviews

Momentum

20,000+ active installs. History builds with each weekly snapshot.

Weekly downloads, last 27 weeks
Weekly downloads for Klarna for WooCommerce
4 May 20261,225
11 May 202612,669
18 May 20264,203
25 May 202613,533
1 Jun 20262,637
8 Jun 20261,927
15 Jun 20261,579
22 Jun 202611,719
29 Jun 20263,838
6 Jul 20263,269
13 Jul 20261,622
20 Jul 20261,590
27 Jul 20261,376
3 Aug 202614,047
10 Aug 202613,427
17 Aug 202613,572
24 Aug 202612,282
31 Aug 20263,506
7 Sep 20262,383
14 Sep 202613,382
21 Sep 20263,940
28 Sep 202612,926
5 Oct 202613,972
12 Oct 202613,283
19 Oct 20264,693
26 Oct 202615,814
2 Nov 20265,273

Weekly downloads over the last 4 weeks are 29% above the 27-week average.

Healthier alternatives

Same category, higher Canary Score. Never sponsored.

WooPayments: Integrated WooCommerce PaymentsScore 93 · 800,000+FunnelKit Payment Gateway for Stripe WooCommerceScore 92 · 20,000+Payment Plugins for Stripe WooCommerceScore 91 · 100,000+WooCommerce Payfast GatewayScore 91 · 30,000+Smart COD for WooCommerceScore 91 · 30,000+

Facts

Version4.13.6
AuthorKlarna
Added12 Dec 2017
Last updated2 Nov 2026
Active installs20,000+
Requires WordPress6.7
Tested up to7.1.4
Requires PHP8.0
CategoryE-commerce & Shopping
Tagsklarna, ecommerce, e-commerce, woocommerce

Other plugins by this author: Klarna Order Management for WooCommerce

Questions

Is Klarna for WooCommerce still maintained?

Klarna for WooCommerce was last updated on 2 Nov 2026. Its Canary status is Healthy.

Is Klarna for WooCommerce safe?

Klarna for WooCommerce has no open unpatched vulnerabilities on record. 1 vulnerability was published in the last 24 months. Its Canary status is Healthy.

Who owns Klarna for WooCommerce?

The wordpress.org author is Klarna. Recent committers: michaelbengtsson, klarna, plugin-master. We have recorded no ownership change.

What can I use instead of Klarna for WooCommerce?

Plugins in the same category with a higher Canary Score: WooPayments: Integrated WooCommerce Payments, FunnelKit Payment Gateway for Stripe WooCommerce, Payment Plugins for Stripe WooCommerce, WooCommerce Payfast Gateway, Smart COD for WooCommerce.

Data: wordpress.org Plugins API, plugins SVN and Trac, wordpress.org reviews, Wordfence Intelligence.Plugin data refreshed 3 Nov 2026.Report a data issue