Privilege Escalation in Channelmgnt plug-in for Sopel
Priority LOW 37CWE-863Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-863.
Summary
In the Channelmgnt plug-in for Sopel (a Python IRC bot) before version 1.0.3, malicious users are able to op/voice and take over a channel. This is an ACL bypass vulnerability. This plugin is bundled with MirahezeBot-Plugins with versions from 9.0.0 and less than 9.0.2 affected. Version 9.0.2 includes 1.0.3 of channelmgnt, and thus is safe from this vulnerability. See referenced GHSA-23pc-4339-95vg.
Why it matters now
EPSS 0.01454 73rd percentileScored 2026-11-07
Fix Fixed sopel-channelmgnt (MirahezeBots): 1.0.3sopel_plugins.channelmgnt (PyPI): 1.0.3+1 more product
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| MirahezeBots | sopel-channelmgnt | before 1.0.3 | 1.0.3 | Patch available | CNA |
| — | sopel_plugins.channelmgnt (PyPI) | before 1.0.3 | 1.0.3 | Patch available | GHSA-j257-jfvv-h3x5 |
| — | sopel-plugins-channelmgnt (PyPI) | before 1.0.3 | 1.0.3 | Patch available | GHSA-j257-jfvv-h3x5 |
- sopel-channelmgnt VendorMirahezeBots Affected before 1.0.3 Fixed in 1.0.3 Patch available CNA
- sopel_plugins.channelmgnt (PyPI) Vendor— Affected before 1.0.3 Fixed in 1.0.3 Patch available GHSA-j257-jfvv-h3x5
- sopel-plugins-channelmgnt (PyPI) Vendor— Affected before 1.0.3 Fixed in 1.0.3 Patch available GHSA-j257-jfvv-h3x5
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mirahezebots:channelmgnt:*:*:*:*:*:sopel:*:* | before 1.0.3 | Vulnerable | MirahezeBots |
- cpe:2.3:a:mirahezebots:channelmgnt:*:*:*:*:*:sopel:*:* Versions before 1.0.3 Vulnerable ·MirahezeBots
Remediation
- Fix · CNA sopel-channelmgnt (MirahezeBots) Fixed in 1.0.3
- Fix · GHSA-j257-jfvv-h3x5 sopel_plugins.channelmgnt (PyPI) Fixed in 1.0.3 Advisory →
- Fix · GHSA-j257-jfvv-h3x5 sopel-plugins-channelmgnt (PyPI) Fixed in 1.0.3 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2020-15251
- 2026-10-03 Alias added: GHSA-j257-jfvv-h3x5
References
Advisory 5
- https://github.com/MirahezeBots/sopel-channelmgnt/security/advisories/GHSA-j257-jfvv-h3x5
- https://pypi.org/project/sopel-plugins.channelmgnt/
- https://github.com/MirahezeBots/MirahezeBots/security/advisories/GHSA-23pc-4339-95vg
- https://phab.bots.miraheze.wiki/phame/live/1/post/1/summary/
- https://nvd.nist.gov/vuln/detail/CVE-2020-15251
More MirahezeBots Channelmgnt vulnerabilities
- TI-2021-04529 Improper Input Validation in sopel-plugins.channelmgnt CVSS 3.1HIGH 8.1
Sources
- CVE-2020-15251 · CVE Program
- CVE-2020-15251 · NVD
- FIRST EPSS
- GHSA-j257-jfvv-h3x5 · GitHub Advisory Database · CC BY 4.0
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