# Firefly III v6.6.4

- Product: Firefly III (https://whatsnew.fyi/product/firefly-iii)
- Vendor: James Cole
- Date: 2026-06-30
- Version: v6.6.4
- Original notes: https://github.com/firefly-iii/firefly-iii/releases/tag/v6.6.4
- Permalink: https://whatsnew.fyi/product/firefly-iii/releases/v6.6.4

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

---

- **changed** — Expanded AI disclosure rules and security issue disclosure rules
- **fixed** — Limit on the number of repetition of a recurring operation is now consistent between API and web form
- **fixed** — CurrencyRepository::enable() now correctly sets enabled = true instead of false
- **fixed** — 2FA QR code is now rendered as an image instead of text in the enable-mfa template
- **fixed** — Add standard mobile-web-app-capable meta tag to replace deprecated apple-mobile-web-app-capable
- **fixed** — Incorrect account total on account overview page
- **fixed** — Default currency no longer resets and transaction currency can now be found with code
- **fixed** — Redirect after session expiry on mobile no longer leads to 404 /transactions/:tag
- **fixed** — Add margin or padding to tags in the UI
- **fixed** — Tags page all transaction link is now valid
- **fixed** — Running balance now uses the correct currency indicator when dealing with cash accounts
- **fixed** — User creation using API no longer errors due to missing user group
- **fixed** — Minimal amount of subscription can no longer be above maximum amount
- **security** — Fix issue with cron API call not recognizing cron tokens
- **security** — Fix issue with installer

Welcome to release v6.6.4 of Firefly III. It contains the latest fixes, translations and features. Docker users can find this release under the `latest` tag.

##### Changelog

<!-- summary: This release fixes some security issues and many other ones. -->

###### Changed

- Expanded AI disclosure rules and security issue disclosure rules.

###### Fixed

- [Issue 12296](https://github.com/firefly-iii/firefly-iii/issues/12296) (Limit on the number of repetition of a recurring operation is inconsistent between API & web form) reported by @AlexRNL
- [Issue 12297](https://github.com/firefly-iii/firefly-iii/issues/12297) (CurrencyRepository::enable() sets enabled = false (copy/paste from disable())) reported by @abhibalu
- [Issue 12305](https://github.com/firefly-iii/firefly-iii/issues/12305) (2FA QR code not rendered: enable-mfa.twig outputs google2fa-qrcode v4 data-URI as text, not an image) reported by @Pioszym
- [Issue 12306](https://github.com/firefly-iii/firefly-iii/issues/12306) (Deprecated apple-mobile-web-app-capable meta tag - add standard mobile-web-app-capable) reported by @Pioszym
- [Issue 12309](https://github.com/firefly-iii/firefly-iii/issues/12309) (Incorrect account total on account overview page) reported by @halilim
- [Issue 12339](https://github.com/firefly-iii/firefly-iii/issues/12339) (Default currency resets / coult not find transaction currency with code) reported by @rarosalion
- [Issue 12354](https://github.com/firefly-iii/firefly-iii/issues/12354) (Redirect after session expiry on mobile leads to 404 /transactions/:tag) reported by @boosnie
- [Issue 12353](https://github.com/firefly-iii/firefly-iii/issues/12353) ([UI] add margin or padding to tags) reported by @zhiiwg
- [Issue 12356](https://github.com/firefly-iii/firefly-iii/issues/12356) (Tags page all transaction link invalid) reported by @ppslim
- [Issue 12370](https://github.com/firefly-iii/firefly-iii/issues/12370) (Running balance uses an incorrect currency indicator when dealing with cash accounts) reported by @jgmm81
- [Issue 12396](https://github.com/firefly-iii/firefly-iii/issues/12396) (User creation using API error - user has no user group.) reported by @gesdomuscom
- [Issue 12401](https://github.com/firefly-iii/firefly-iii/issues/12401) (Minimal amount of subscription can be above max amount) reported by @bastantoine

###### Security

- Fix issue with cron API call not recognizing cron tokens, found by Rajib Mahmud
- Fix issue with installer, found by Rajib Mahmud and others

##### Installation and upgrade instructions

* Please read the installation instructions for [Docker](https://docs.firefly-iii.org/how-to/firefly-iii/installation/docker/), [Portainer](https://docs.firefly-iii.org/how-to/firefly-iii/installation/portainer/), [Kubernetes](https://docs.firefly-iii.org/how-to/firefly-iii/installation/kubernetes/) or [self-managed servers](https://docs.firefly-iii.org/how-to/firefly-iii/installation/self-managed/).
* Alternatively, read the upgrade instructions for [Docker](https://docs.firefly-iii.org/how-to/firefly-iii/upgrade/docker/), [Kubernetes](https://docs.firefly-iii.org/how-to/firefly-iii/upgrade/kubernetes/) or [self-managed servers](https://docs.firefly-iii.org/how-to/firefly-iii/upgrade/self-managed/)

The releases are signed, and you can verify them using the [Firefly III releases PGP key](https://docs.firefly-iii.org/explanation/more-information/signatures/).

##### Develop with Firefly III

Are you interested in (future) API changes to Firefly III, or other interesting dev-related updates? Sign up to the [Firefly III developer newsletter](https://firefly-iii.kit.com/dev) to receive low-frequency updates about the development of Firefly III.

##### Support Firefly III

Did you know you can support the development of Firefly III? You can donate in many ways, like GitHub Sponsors or Patreon. Please [follow this link](https://bit.ly/donate-to-Firefly-III) for more information. Thank you for your consideration.