CVE-2016-4309 EXPLOIT
7.5
HIGH · CVSS 3.1 · EPSS 10.2% (pctl 96)
Patch early
A public exploit exists.
Description
Session fixation vulnerability in Symphony CMS 2.6.7, when session.use_only_cookies is disabled, allows remote attackers to hijack web sessions via the PHPSESSID parameter.
Scoring
| CVSS | 7.5 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 10.22% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-362 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2016-06-30 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| getsymphony | symphony |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Symphony CMS 2.6.7 - Session Fixation | 2016-06-20 |
References
- http://hyp3rlinx.altervista.org/advisories/SYMPHONY-CMS-SESSION-FIXATION.txt
- http://packetstormsecurity.com/files/137551/Symphony-CMS-2.6.7-Session-Fixation.html
- http://www.securityfocus.com/archive/1/538714/100/0/threaded
- http://www.securityfocus.com/bid/91299
- https://github.com/symphonycms/symphony-2/commit/b329a14adc40868965076a77210452e396243dcd
- https://www.exploit-db.com/exploits/39983/
- http://hyp3rlinx.altervista.org/advisories/SYMPHONY-CMS-SESSION-FIXATION.txt
- http://packetstormsecurity.com/files/137551/Symphony-CMS-2.6.7-Session-Fixation.html
- http://www.securityfocus.com/archive/1/538714/100/0/threaded
- http://www.securityfocus.com/bid/91299
- https://github.com/symphonycms/symphony-2/commit/b329a14adc40868965076a77210452e396243dcd
- https://www.exploit-db.com/exploits/39983/
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