CVE-2018-12043 json
content/content.blueprintspages.php in Symphony 2.7.6 has XSS via the pages content page.
published 2018-06-07 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-4026
- cvss
- 6.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 57%
- public exploits
- 0
- none known
Summary
content/content.blueprintspages.php in Symphony 2.7.6 has XSS via the pages content page.
Patch / fix
Exploit prediction
0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/symphonycms/symphony-2/commit/1ace6b31867cc83267b3550686271c9c65ac3ec0
patch, third-party-advisory
Sources
- CVE List CVE-2018-12043
- NVD CVE-2018-12043
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.