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Fencer Vulns
medium 5.2

CVE-2023-1789 json

Improper Input Validation in firefly-iii/firefly-iii

published 2023-04-01 3 y ago modified 2026-06-17 4 mo ago also GHSA-mwxw-hxvp-4r2r , EUVD-2023-1358

cvss
5.2
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

Improper Input Validation in GitHub repository firefly-iii/firefly-iii prior to 6.0.0.

Patch / fix

  • packagist grumpydictator/firefly-iii 6.0.0
  • firefly-iii firefly-iii/firefly-iii 6.0.0

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
20 mo ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 5.2 CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 5.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L

Affected packages

ecosystem package affected fixed in
packagist grumpydictator/firefly-iii
<6.0.0
6.0.0

Affected products

  • firefly-iii firefly-iii/firefly-iii

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.