CVE-2021-3005 json
MK-AUTH through 19.01 K4.9 allows remote attackers to obtain sensitive information (e.g., a CPF number) via a modified titulo (aka invoice…
published 2021-01-03 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-26360
- cvss
- 4.3
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.9%
- EPSS 0.9% chance of exploitation in 30 days, percentile 58%
- public exploits
- 0
- none known
Summary
MK-AUTH through 19.01 K4.9 allows remote attackers to obtain sensitive information (e.g., a CPF number) via a modified titulo (aka invoice number) value to the central/recibo.php URI.
Exploit prediction
0.87% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| NVD | 2.0 | 4.0 | AV:N/AC:L/Au:S/C:P/I:N/A:N |
References
-
mk-auth.com.br
/
vendor-advisory
-
gist.github.com
/alacerda/3b925cb333eb839ae808d6f01642aeb3
third-party-advisory
Sources
- CVE List CVE-2021-3005
- NVD CVE-2021-3005
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