CVE-2024-46613

9.8 criticalEPSS 0.5%

Critical (9.8) in weechat weechat. EPSS 0.5% chance of exploitation in the next 30 days.

WeeChat before 4.4.2 has an integer overflow and resultant buffer overflow at core/core-string.c when there are more than two billion items in a list. This affects string_free_split_shared , string_free_split, string_free_split_command, and string_free_split_tags.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 41% of CVEs (scores of 2026-10-31)
CWE: CWE-190
Published: 2024-11-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

weechat:weechat

References

https://github.com/weechat/weechat/issues/2178
https://weechat.org/doc/weechat/security/WSA-2024-1/

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