VulnerabilityDeferred
CVE-2026-82811
A security vulnerability has been detected in Toggl OÜ Toggl Track Extension 4.11.16.
LOW 2.1EPSS 0.15%
Does this matter?
Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own.
Description
A security vulnerability has been detected in Toggl OÜ Toggl Track Extension 4.11.16. This affects an unknown function of the component postMessage Handler. The manipulation leads to origin validation error. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS 4.0
- 2.1 LOWCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.15% probability · 5th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-345, CWE-346
- Source
- cna@vuldb.com
References
- https://github.com/xryj920/chrome_extensions/blob/main/Toggl%20O%C3%9C%20Toggl%20Track%204.11.16%20accepts%20forged%20session-state%20messages%20through%20an%20unauthenticated%20postMessage%20handler
- https://vuldb.com/cve/CVE-2026-82811
- https://vuldb.com/submit/875273
- https://vuldb.com/vuln/397230
- https://vuldb.com/vuln/397230/cti
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.