Integer overflow in Opera 10.10 through 10.50 allows remote attackers to execute…
Priority MEDIUM 61CWE-189Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-189 and the CVSS impact.
Summary
Integer overflow in Opera 10.10 through 10.50 allows remote attackers to execute arbitrary code via a large Content-Length value, which triggers a heap overflow.
Why it matters now
EPSS 0.19792 97th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and 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 · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:opera:opera_browser:10.10:*:*:*:*:*:*:* | 10.10 | Vulnerable | Opera |
| cpe:2.3:a:opera:opera_browser:10.50:*:*:*:*:*:*:* | 10.50 | Vulnerable | Opera |
| cpe:2.3:a:opera:opera_browser:10.50:beta_1:*:*:*:*:*:* | 10.50 beta_1 | Vulnerable | Opera |
| cpe:2.3:a:opera:opera_browser:10.50:beta_2:*:*:*:*:*:* | 10.50 beta_2 | Vulnerable | Opera |
| cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:* | all versions | Running on | Microsoft |
- cpe:2.3:a:opera:opera_browser:10.10:*:*:*:*:*:*:* Versions 10.10 Vulnerable ·Opera
- cpe:2.3:a:opera:opera_browser:10.50:*:*:*:*:*:*:* Versions 10.50 Vulnerable ·Opera
- cpe:2.3:a:opera:opera_browser:10.50:beta_1:*:*:*:*:*:* Versions 10.50 beta_1 Vulnerable ·Opera
- cpe:2.3:a:opera:opera_browser:10.50:beta_2:*:*:*:*:*:* Versions 10.50 beta_2 Vulnerable ·Opera
- cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:* Versions all versions Running on ·Microsoft
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-1349
- 2026-10-03 Alias added: GHSA-2j2j-55cj-9v64
References
More Opera Browser vulnerabilities
- TI-2015-03381 The TLS protocol 1.2 and earlier, when a DHE_EXPORT ciphersuite is enabled on a server… CVSS 3.1LOW 3.7
- TI-2011-02999 The SSL protocol, as used in certain configurations in Microsoft Windows and Microsoft… CVSS 2.0MEDIUM 4.3
- TI-2011-02290 Opera before 11.11 does not properly implement FRAMESET elements, which allows remote… CVSS 2.0HIGH 10.0
- TI-2007-05262 Unspecified vulnerability in Adobe Flash Player 9.0.47.0 and earlier, when running on… CVSS 2.0HIGH 10.0
- TI-2007-00121 Heap-based buffer overflow in Opera 9.02 allows remote attackers to execute arbitrary… CVSS 2.0HIGH 9.3
- TI-2008-04477 Unspecified vulnerability in Opera before 9.60 allows remote attackers to cause a denial… CVSS 2.0HIGH 9.3
Sources
- CVE-2010-1349 · CVE Program
- CVE-2010-1349 · NVD
- FIRST EPSS
- GHSA-2j2j-55cj-9v64 · 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