Toggl OÜ Toggl Track Extension postMessage origin validation
Priority MEDIUM 57CWE-345Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-345.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00218 12th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Toggl OÜ | Toggl Track Extension | 4.11.16 | — | No fix listed | CNA |
- Toggl Track Extension VendorToggl OÜ Affected 4.11.16 Fixed in — No fix listed CNA
CPE names CNA · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:toggl_o_:toggl_track_extension:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:toggl_o_:toggl_track_extension:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-82811
- 2026-10-03 Alias added: GHSA-xp3v-wvpf-cjp5
Sources
- CVE-2026-82811 · CVE Program
- CVE-2026-82811 · NVD
- FIRST EPSS
- GHSA-xp3v-wvpf-cjp5 · GitHub Advisory Database · CC BY 4.0
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