Missing rate limiting in Pusula Expert Mail enables PII enumeration
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
Pusula Communication, IT, and Internet Industry and Trade Co. Ltd. Expert Mail through 2026-09-18 does not control interaction frequency, allowing brute force attacks (CWE-799). An unauthenticated remote attacker can repeat attempts to enumerate personal information with low effort, and the confidentiality impact is low.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
Improper Control of Interaction Frequency vulnerability in Pusula Communication, IT, and Internet Industry and Trade Co. Ltd. Expert Mail allows Brute Force. This issue affects Expert Mail: through 2026-09-18.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| Pusula Communication, IT, and Internet Industry and Trade Co. Ltd. | Expert Mail | up to 2026-09-18 | — | No fix listed | CNA |
- Expert Mail VendorPusula Communication, IT, and Internet Industry and Trade Co. Ltd. Affected up to 2026-09-18 Fixed in — No fix listed CNA
Remediation
The sources list no fixed version for Expert Mail.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-06 Threatist record created from CVE-2026-82924
- 2026-10-06 Alias added: GHSA-hhv7-wc2c-r7jv
- 2026-10-06 CISA SSVC decision points changed
References
Sources
- CVE-2026-82924 · CVE Program
- CVE-2026-82924 · NVD
- FIRST EPSS
- GHSA-hhv7-wc2c-r7jv · GitHub Advisory Database · CC BY 4.0
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