CVE-2026-120217: Delgan loguru · Uncontrolled Resource Consumption
Source GCVE Database
Public exploit available · CVSS 5.3 Medium.
Data as of 1 Nov 2026, 10:22 UTC
Thin evidence
One scorer or none| CNA (VulDB) | CVSS 4.0 | 5.3 |
|---|---|---|
| CNA (VulDB) | CVSS 3.1 | 4.3 |
| CNA (VulDB) | CVSS 3.0 | 4.3 |
| CNA (VulDB) | CVSS 2.0 | 4.0 |
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:PExploitation evidence
Disclosed: evidence found.
CVE published 1 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 1 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Delganloguru | Affected
| Fixed in– |
PyPIlogurupkg:pypi/loguruOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Users should consider applying workarounds such as limiting input size or rate-limiting access to the affected function if possible. Monitor for vendor updates and apply any future patches promptly. Since this is a denial of service vulnerability, prioritizing mitigation in environments where availability is critical is advised.
Description
A vulnerability in Delgan loguru version 0.7.3 affects the AnsiParser.feed function in the ANSI Color-Markup Parser component. The issue involves inefficient regular expression complexity, which can be exploited remotely to cause a denial of service by resource exhaustion. Public exploit code is available, and the vendor has not responded to disclosure attempts. The CVSS score is 4.3, indicating a medium severity impact focused on availability.