CVE-2026-41519 — Weblate is a web based localization tool. Prior to version
CVE-2026-41519 — Weblate is a web based localization tool. Prior to version 5.17.1, when a user changes their password, browser sessions are correctly invalidated via "cycle_session_keys()", but DRF API tokens ("wlu_*" prefix) stored in "authtoken_token" are not revoked. This issue has been patched
What This Means For You
- If your environment is affected by CWE-613, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-41519 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
3 rules · 6 SIEM formats3 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
Potential API Token Abuse After Password Change - CVE-2026-41519
title: Potential API Token Abuse After Password Change - CVE-2026-41519
id: scw-2026-05-07-ai-1
status: experimental
level: high
description: |
Detects the use of Weblate API tokens (prefixed with 'wlu_') after a user has changed their password. The vulnerability CVE-2026-41519 indicates that these tokens are not properly invalidated when a password change occurs, allowing an attacker with an old token to maintain access.
author: SCW Feed Engine (AI-generated)
date: 2026-05-07
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-41519/
tags:
- attack.credential_access
- attack.t1078.004
logsource:
category: authentication
detection:
selection:
User|startswith:
- 'wlu_'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-41519 | vulnerability | CVE-2026-41519 |
| CWE-613 | weakness | CWE-613 |
Written by SCW Vulnerability Desk
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 07, 2026 at 18:16 UTC |
This content was curated and summarized by Shimi's Cyber World for informational purposes. It is not copied or republished in full. All intellectual property rights remain with the original author and source.
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