CVE-2026-5557 | badlogic pi-mono up to 0.58.4 pi-mom Slack Bot slack.ts authentication bypass

VDB-355327 · CVE-2026-5557 · GCVE-100-355327 BADLOGIC PI-MONO UP TO 0.58.4 PI-MOM SLACK BOT SLACK.TS AUTHENTICATION BYPASS HISTORYDIFFRELATEJSONXMLCTI Summaryinfo A vulnerability was found in badlogic pi-mono up to 0.58.4. It has been rated as critical. Impacted is an unknown function of the file packages/mom/src/slack.ts of the component pi-mom Slack Bot. This manipulation causes authentication bypass. This vulnerability is tracked as CVE-2026-5557. The attack is possible to be carried out remotely. Moreover, an exploit is present. The vendor was contacted early about this disclosure but did not respond in any way. Detailsinfo A vulnerability was found in badlogic pi-mono up to 0.58.4. It has been declared as critical. Affected by this vulnerability is an unknown function of the file packages/mom/src/slack.ts of the component pi-mom Slack Bot. The manipulation with an unknown input leads to a authentication bypass vulnerability. The CWE definition for the vulnerability is CWE-288. A product requires authentication, but the product has an alternate path or channel that does not require authentication. As an impact it is known to affect confidentiality, integrity, and availability. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-5557. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known. It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Vendor badlogic Name pi-mono Version 0.58.0 0.58.1 0.58.2 0.58.3 0.58.4 CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.3 VulDB Meta Temp Score: 5.7 VulDB Base Score: 6.3 VulDB Temp Score: 5.7 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Authentication bypass CWE: CWE-288 / CWE-287 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 04/04/2026 Advisory disclosed 04/04/2026 +0 days VulDB entry created 04/04/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Not defined CVE: CVE-2026-5557 (🔒) GCVE (CVE): GCVE-0-2026-5557 GCVE (VulDB): GCVE-100-355327 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 04/04/2026 15:55 Changes: 04/04/2026 15:55 (56) Complete: 🔍 Submitter: Yu Bao Cache ID: 99:24E:101 Submitinfo Accepted Submit #782879: badlogic pi-mono 0.58.4 Unauthenticated Remote Code Execution (by Yu Bao) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸