# Firefly III v6.6.3

- Product: Firefly III (https://whatsnew.fyi/product/firefly-iii)
- Vendor: James Cole
- Date: 2026-05-21
- Version: v6.6.3
- Original notes: https://github.com/firefly-iii/firefly-iii/releases/tag/v6.6.3
- Permalink: https://whatsnew.fyi/product/firefly-iii/releases/v6.6.3

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** — Improve explanation text for the password validation code
- **fixed** — Fix sum line display in account charts
- **fixed** — Fix error when updating exchange rates
- **fixed** — Fix false change shown in audit log entries for currency values fields with no actual movement
- **fixed** — Fix rule triggers being hidden on rules page for rules with multiple triggers
- **fixed** — Fix piggy bank suggested amount per month calculation
- **fixed** — Fix budget figures on the default financial report to include transactions in liability accounts
- **fixed** — Fix Abacus App compatibility with the new OAuth implementation
- **fixed** — Fix Personal Access Tokens not being listed on web UI
- **fixed** — Fix getLatestBalance() type error when currencyId is passed as string instead of int
- **fixed** — Fix 500 Internal Server Error when creating piggy bank
- **security** — Fix stored XSS vulnerability in audit log view via piggy bank name

Welcome to release v6.6.3 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 an XSS issue and some minor other bugs -->

###### Changed

- Better explanation text for the password validation code.
- [Discussion 11408](https://github.com/orgs/firefly-iii/discussions/11408) (How do I see the content of link notes?) started by @Coderdude112

###### Fixed

- [Discussion 11455](https://github.com/orgs/firefly-iii/discussions/11455) ("Sum" Line In Account Charts) started by @PVTejas
- [Discussion 12097](https://github.com/orgs/firefly-iii/discussions/12097) (Error updating Exchange Rates) started by @gpampuro
- [Issue 12204](https://github.com/firefly-iii/firefly-iii/issues/12204) (A change is shown in "Audit log entries" when there was actually no movement (currency values fields)) reported by @jgmm81
- [Issue 12207](https://github.com/firefly-iii/firefly-iii/issues/12207) (Rule triggers hidden on rules page for rules with multiple triggers) reported by @frankakn7
- [Discussion 12210](https://github.com/orgs/firefly-iii/discussions/12210) (PiggyBanks and suggested amount per month) started by @Thieume
- [Issue 12223](https://github.com/firefly-iii/firefly-iii/issues/12223) (Budget figures on the default financial report does not include transactions in liability accounts) reported by @likinon1981
- [Issue 12243](https://github.com/firefly-iii/firefly-iii/issues/12243) (Abacus App is not working with the new OAuth) reported by @darkmatter18
- [Issue 12254](https://github.com/firefly-iii/firefly-iii/issues/12254) (Personal Access Tokens not listed on web UI) reported by @imjuzcy
- [Issue 12257](https://github.com/firefly-iii/firefly-iii/issues/12257) (getLatestBalance(): Argument #2 ($currencyId) must be of type int, string given) reported by @LaCarotteSauvage
- [Issue 12258](https://github.com/firefly-iii/firefly-iii/issues/12258) (500 Internal Server Error when creating piggy bank) reported by @davbrito

###### Security

- [PR 12271](https://github.com/firefly-iii/firefly-iii/pull/12271) (Fix stored XSS in audit log view via piggy bank name (ale.twig)) reported by @alanturing881

##### 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.