CVE-2025-62781: THM-Health PILOS · Insufficient Session Expiration
Affects THM-Health PILOSSource CVE Database V5
Not known to be exploited · CVSS 5.0 Medium : upgrade to 4.8.0 when convenient.
Data as of 26 Oct 2026, 08:30 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 6% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 4.8.0
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:LExploitation evidence
Disclosed: evidence found.
CVE published 27 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
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), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Upgrade thm-health/PILOS to 4.8.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
GitHubthm-health/PILOSpkg:github/thm-health/PILOSOther 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
The primary mitigation is to upgrade PILOS to version 4.8.0 or later, where the session token invalidation issue upon password change is resolved. Organizations should implement strict session management policies that enforce token refresh or invalidation on critical account changes such as password resets. Additionally, deploying multi-factor authentication (MFA) can reduce the risk of session token compromise leading to unauthorized access. Monitoring and logging session activities to detect anomalies or concurrent sessions can help identify potential misuse. Network-level protections such as encrypted communications (TLS) and secure cookie attributes (HttpOnly, Secure, SameSite) should be enforced to reduce token interception risks. Educating users about secure session practices and promptly applying patches for related vulnerabilities is essential. Finally, conducting regular security assessments and penetration tests focusing on session management can help identify and remediate similar issues proactively.
Description
PILOS (Platform for Interactive Live-Online Seminars) is a frontend for BigBlueButton. Prior to 4.8.0, users with a local account can change their password while logged in. When doing so, all other active sessions are terminated, except for the currently active one. However, the current session’s token remains valid and is not refreshed. If an attacker has previously obtained this session token through another vulnerability, changing the password will not invalidate their access. As a result, the attacker can continue to act as the user even after the password has been changed. This vulnerability is fixed in 4.8.0.