Description
The libwww-perl LWP::Protocol::https module 6.04 through 6.06 for Perl, when using IO::Socket::SSL as the SSL socket class, allows attackers to disable server certificate validation via the (1) HTTPS_CA_DIR or (2) HTTPS_CA_FILE environment variable.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| libwww-perl | LWP::Protocol::https | 6.04 through 6.06 | — |
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 | liblwp-protocol-https-perl | 6.04-3 | — |
| Debian 13 | liblwp-protocol-https-perl | 6.04-3 | — |
| Debian 12 | liblwp-protocol-https-perl | 6.04-3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | liblwp-protocol-https-perl | 6.04-2ubuntu0.1 | USN-2292-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | perl-LWP-Protocol-https | 6.06-1.4 | openSUSE-SU-2024:10239-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | perl-lwp-protocol-https | 6.11-r0 | — |
| Alpine v3.23 | perl-lwp-protocol-https | 6.11-r0 | — |
| Alpine v3.22 | perl-lwp-protocol-https | 6.11-r0 | — |
| Alpine v3.21 | perl-lwp-protocol-https | 6.11-r0 | — |
| Alpine v3.20 | perl-lwp-protocol-https | 6.11-r0 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | perl-lwp-protocol-https | 6.11-r0 | — |
Advisories 2
- USN-2292-1 liblwp-protocol-https-perl vulnerability Ubuntu Security Notices (USN) · Feb 10, 2026
- openSUSE-SU-2024:10239-1 perl-LWP-Protocol-https-6.06-1.4 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026