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LEONT records

2 published records for vendor leont.

Researcher profile

Entered KEV: 0 · 0%
Weaponized: 0 · 0%
Pre-auth RCE: 0
With a fix record: 100%
Median publish → KEV: No record has entered KEV

Records by year

26

Bar: total · dark part: CISA KEV.

Recurring classes

The weakness classes this vendor ships most often: where to look.

Attack profile

All records

2 records

CVE records
Action	CVE	Vulnerability	Severity	KEV	EPSS	Published
30Monitor	CVE-2026-2597No exploit	Crypt::SysRandom::XS versions before 0.010 for Perl is vulnerable to a heap buffer overflow in the XS function random_bytes()leont · crypt\ · CWE-122 Pre-auth Memory safety Denial of service	High7.5	—	0.5%	Feb 26, 2026
21Monitor	CVE-2026-8463No exploit	Crypt::Argon2 versions from 0.017 before 0.031 for Perl perform a heap out-of-bounds read in argon2_verify on empty encoded inputleont · crypt\ · CWE-126 Pre-auth Denial of service	Medium5.3	—	0.5%	May 13, 2026

CVE-2026-2597
30Monitor
Crypt::SysRandom::XS versions before 0.010 for Perl is vulnerable to a heap buffer overflow in the XS function random_bytes()
HighCVSS 7.5No exploitEPSS 1%
leont · crypt\Feb 26, 2026
CVE-2026-8463
21Monitor
Crypt::Argon2 versions from 0.017 before 0.031 for Perl perform a heap out-of-bounds read in argon2_verify on empty encoded input
MediumCVSS 5.3No exploitEPSS 1%
- Pre-auth
- Denial of service
leont · crypt\May 13, 2026