Cross-site scripting (XSS) vulnerability in tiki-special_chars.php in TikiWiki before 1.9.9 allows remote attackers to inject arbitrary web script or HTML via the area_name parameter.
Conclusion & alert: CVE-2007-6526 is rated Moderate Risk (43/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.79%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-13 | 0.74% | 0.79% | +0.05% |
| 2 | 2026-01-21 | 0.65% | 0.74% | +0.09% |
| 3 | 2025-03-30 | — | 0.65% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
low | CVE-2007-6526: 1 GLSA(s) (200801-10), 1 atom(s) (www-apps/tikiwiki); latest impact low. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2007-6526 |
ubuntu
|
low | CVE-2007-6526 low priority: Ubuntu including 1 source packages (tikiwiki), 7 status rows across 7 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, upstream): DNE 4, ignored 2, released 1. | https://ubuntu.com/security/CVE-2007-6526 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| tiki | tikiwiki_cms\/groupware | <= 1.9.8 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:*:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.6.1 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.6.1:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.0 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.0:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.0 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.0:rc1:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.0 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.0:rc2:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.0 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.0:rc3:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.1 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.1:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.2 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.2:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.3 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.3:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.4 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.4:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.5 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.5:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.6 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.6:*:*:*:*:*:*:* |
| tiki | tikiwiki_cms\/groupware | 1.9.7 | cpe:2.3:a:tiki:tikiwiki_cms\/groupware:1.9.7:*:*:*:*:*:*:* |