Description
pacparser_find_proxy in Pacparser before 1.4.2 allows JavaScript injection, and possibly privilege escalation, when the attacker controls the URL (which may be realistic within enterprise security products).
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 | pacparser | 1.4.3-1 | — |
| Debian 13 | pacparser | 1.4.3-1 | — |
| Debian 12 | pacparser | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | pacparser | No fix yet | — |
| Ubuntu 20.04 LTS | pacparser | No fix yet | — |
| Ubuntu 18.04 LTS | pacparser | No fix yet | — |
| Ubuntu 16.04 LTS | pacparser | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | pacparser | < 1.4.2 | 1.4.2 | PYSEC-2023-93 |