Use-after-free vulnerability in the SplObjectStorage unserializer in PHP 5.2.x and 5.3.x…
Priority MEDIUM 41CWE-399Published · 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
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Use-after-free vulnerability in the SplObjectStorage unserializer in PHP 5.2.x and 5.3.x through 5.3.2 allows remote attackers to execute arbitrary code or obtain sensitive information via serialized data, related to the PHP unserialize function.
Why it matters now
EPSS 0.05342 92nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged 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 · 17
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:php:php:5.2.0:*:*:*:*:*:*:* | 5.2.0 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.1:*:*:*:*:*:*:* | 5.2.1 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.2:*:*:*:*:*:*:* | 5.2.2 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:* | 5.2.3 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.4:*:*:*:*:*:*:* | 5.2.4 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.5:*:*:*:*:*:*:* | 5.2.5 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.6:*:*:*:*:*:*:* | 5.2.6 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.7:*:*:*:*:*:*:* | 5.2.7 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.8:*:*:*:*:*:*:* | 5.2.8 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.9:*:*:*:*:*:*:* | 5.2.9 | Vulnerable | PHP |
- cpe:2.3:a:php:php:5.2.0:*:*:*:*:*:*:* Versions 5.2.0 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.1:*:*:*:*:*:*:* Versions 5.2.1 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.2:*:*:*:*:*:*:* Versions 5.2.2 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:* Versions 5.2.3 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.4:*:*:*:*:*:*:* Versions 5.2.4 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.5:*:*:*:*:*:*:* Versions 5.2.5 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.6:*:*:*:*:*:*:* Versions 5.2.6 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.7:*:*:*:*:*:*:* Versions 5.2.7 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.8:*:*:*:*:*:*:* Versions 5.2.8 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.9:*:*:*:*:*:*:* Versions 5.2.9 Vulnerable ·PHP
Show 7 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:php:php:5.2.10:*:*:*:*:*:*:* | 5.2.10 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.11:*:*:*:*:*:*:* | 5.2.11 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.12:*:*:*:*:*:*:* | 5.2.12 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.2.13:*:*:*:*:*:*:* | 5.2.13 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:* | 5.3.0 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.3.1:*:*:*:*:*:*:* | 5.3.1 | Vulnerable | PHP |
| cpe:2.3:a:php:php:5.3.2:*:*:*:*:*:*:* | 5.3.2 | Vulnerable | PHP |
- cpe:2.3:a:php:php:5.2.10:*:*:*:*:*:*:* Versions 5.2.10 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.11:*:*:*:*:*:*:* Versions 5.2.11 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.12:*:*:*:*:*:*:* Versions 5.2.12 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.2.13:*:*:*:*:*:*:* Versions 5.2.13 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:* Versions 5.3.0 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.3.1:*:*:*:*:*:*:* Versions 5.3.1 Vulnerable ·PHP
- cpe:2.3:a:php:php:5.3.2:*:*:*:*:*:*:* Versions 5.3.2 Vulnerable ·PHP
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
Not affected: 1 product
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2010-2225
- 2026-10-03 Alias added: GHSA-6xh6-hvhw-h658
References
Exploit 1
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Sources
- CVE-2010-2225 · CVE Program
- CVE-2010-2225 · NVD
- FIRST EPSS
- GHSA-6xh6-hvhw-h658 · GitHub Advisory Database · CC BY 4.0
- CVE-2010-2225 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences