Description
Cacti before 1.1.37 has XSS because it makes certain htmlspecialchars calls without the ENT_QUOTES flag (these calls occur when the html_escape function in lib/html.php is not used).
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | cacti | 1.1.37+ds1-1 | — |
| Debian 13 | cacti | 1.1.37+ds1-1 | — |
| Debian 12 | cacti | 1.1.37+ds1-1 | — |
| Debian 9 | cacti | 0.8.8h+ds1-10+deb9u2 | DLA-2965-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | cacti | No fix yet | — |
| Ubuntu Pro 14.04 LTS | cacti | No fix yet | — |
Advisories 1
- DLA-2965-1 cacti - security update Debian Security (DSA / DLA) · Mar 9, 2026