Description
A cross-site scripting issue has been found in the web interface of PowerDNS Recursor from 4.0.0 up to and including 4.0.6, where the qname of DNS queries was displayed without any escaping, allowing a remote attacker to inject HTML and Javascript code into the web interface, altering the content.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| PowerDNS | PowerDNS Recursor | from 4.0.0 up to and including 4.0.6 | — |
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 | pdns-recursor | 4.0.7-1 | — |
| Debian 13 | pdns-recursor | 4.0.7-1 | — |
| Debian 12 | pdns-recursor | 4.0.7-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | pdns-recursor | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | pdns-recursor | 4.5.5-1.3 | openSUSE-SU-2024:11157-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.23 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.22 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.21 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.20 | pdns-recursor | 4.0.7-r0 | — |
Show 13 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.18 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.17 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.16 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.15 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.14 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.13 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.12 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.11 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.10 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.9 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.8 | pdns-recursor | 4.0.7-r0 | — |
| Alpine v3.7 | pdns-recursor | 4.0.7-r0 | — |
Advisories 1
- openSUSE-SU-2024:11157-1 pdns-recursor-4.5.5-1.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026