Multiple race conditions in HtmlCleaner before 2.6, as used in Open-Xchange AppSuite…
Priority LOW 24CWE-362Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Multiple race conditions in HtmlCleaner before 2.6, as used in Open-Xchange AppSuite 7.2.2 before rev13 and other products, allow remote authenticated users to read the private e-mail of other persons in opportunistic circumstances by leveraging lack of thread safety and performing a rapid series of (1) mail-sending or (2) draft-saving operations.
Why it matters now
EPSS 0.00691 53rd percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 20
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:*:*:*:*:*:*:*:* | up to 2.5 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:0.8:*:*:*:*:*:*:* | 0.8 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:0.9:*:*:*:*:*:*:* | 0.9 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.0:*:*:*:*:*:*:* | 1.0 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.0.5:*:*:*:*:*:*:* | 1.0.5 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.1:*:*:*:*:*:*:* | 1.1 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.2:*:*:*:*:*:*:* | 1.2 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.3:*:*:*:*:*:*:* | 1.3 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.4:*:*:*:*:*:*:* | 1.4 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.5:*:*:*:*:*:*:* | 1.5 | Vulnerable | Htmlcleaner Project |
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:*:*:*:*:*:*:*:* Versions up to 2.5 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:0.8:*:*:*:*:*:*:* Versions 0.8 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.0.5:*:*:*:*:*:*:* Versions 1.0.5 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.3:*:*:*:*:*:*:* Versions 1.3 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.5:*:*:*:*:*:*:* Versions 1.5 Vulnerable ·Htmlcleaner Project
Show 10 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.6:*:*:*:*:*:*:* | 1.6 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.12:*:*:*:*:*:*:* | 1.12 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.13:*:*:*:*:*:*:* | 1.13 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.55:*:*:*:*:*:*:* | 1.55 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.0:*:*:*:*:*:*:* | 2.0 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.1:*:*:*:*:*:*:* | 2.1 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.2:*:*:*:*:*:*:* | 2.2 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.2.1:*:*:*:*:*:*:* | 2.2.1 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.4:*:*:*:*:*:*:* | 2.4 | Vulnerable | Htmlcleaner Project |
| cpe:2.3:a:open-xchange:open-xchange_appsuite:7.2.2:*:*:*:*:*:*:* | 7.2.2 | Vulnerable | Open-Xchange GmbH |
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.6:*:*:*:*:*:*:* Versions 1.6 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.12:*:*:*:*:*:*:* Versions 1.12 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.13:*:*:*:*:*:*:* Versions 1.13 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:1.55:*:*:*:*:*:*:* Versions 1.55 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.1:*:*:*:*:*:*:* Versions 2.1 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.2:*:*:*:*:*:*:* Versions 2.2 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.2.1:*:*:*:*:*:*:* Versions 2.2.1 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:htmlcleaner_project:htmlcleaner:2.4:*:*:*:*:*:*:* Versions 2.4 Vulnerable ·Htmlcleaner Project
- cpe:2.3:a:open-xchange:open-xchange_appsuite:7.2.2:*:*:*:*:*:*:* Versions 7.2.2 Vulnerable ·Open-Xchange GmbH
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2013-5035
- 2026-10-03 Alias added: GHSA-pxp7-8mq7-mj6j
References
Sources
- CVE-2013-5035 · CVE Program
- CVE-2013-5035 · NVD
- FIRST EPSS
- GHSA-pxp7-8mq7-mj6j · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences