Middleware/SessionCookie.php in Slim before 2.6.0 allows remote attackers to conduct PHP…
Priority LOW 38CWE-94Published · 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
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-94.
Summary
Middleware/SessionCookie.php in Slim before 2.6.0 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via crafted session data.
Why it matters now
EPSS 0.02497 84th percentileScored 2026-11-07
Fix Fixed slim/slim (Packagist): 2.6.0
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 |
| — | slim/slim (Packagist) | before 2.6.0 | 2.6.0 | Patch available | GHSA-74mf-vjpg-9xh7 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- slim/slim (Packagist) Vendor— Affected before 2.6.0 Fixed in 2.6.0 Patch available GHSA-74mf-vjpg-9xh7
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:slimframework:slim:*:*:*:*:*:*:*:* | up to 2.5.0 | Vulnerable | Slimframework |
- cpe:2.3:a:slimframework:slim:*:*:*:*:*:*:*:* Versions up to 2.5.0 Vulnerable ·Slimframework
Remediation
- Fix · GHSA-74mf-vjpg-9xh7 slim/slim (Packagist) Fixed in 2.6.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2015-2171
- 2026-10-03 Alias added: GHSA-74mf-vjpg-9xh7
References
Advisory 2
Other 6
- https://github.com/slimphp/Slim/issues/1034
- 20150302 Slim Framework - (CVE-2015-2171, PHP Object Injection), Other Vulnerabilities
- https://github.com/slimphp/Slim/commit/9fa651474eb4d3bb0ce40dd5a55c51bb861c2658
- https://github.com/FriendsOfPHP/security-advisories/blob/master/slim/slim/CVE-2015-2171.yaml
- https://github.com/slimphp/Slim
- https://web.archive.org/web/20200229032229/http://www.securityfocus.com/bid/70087
Sources
- CVE-2015-2171 · CVE Program
- CVE-2015-2171 · NVD
- FIRST EPSS
- GHSA-74mf-vjpg-9xh7 · GitHub Advisory Database · CC BY 4.0
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