It was discovered that libsoup did not correctly handle certain URL-decoded input, which could allow for HTTP header injection. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. ( CVE-2026-1467 , CVE-2026-1536 ) It was discovered that libsoup did not correctly handle removal of the Proxy-Authorization header. A remote attacker could possibly use this issue to leak sensitive information. ( CVE-2026-1539 )
It was discovered that libsoup did not correctly handle certain URL-decoded input, which could allow for HTTP header injection. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. ( CVE-2026-1467 , CVE-2026-1536 )
It was discovered that libsoup did not correctly handle removal of the Proxy-Authorization header. A remote attacker could possibly use this issue to leak sensitive information. ( CVE-2026-1539 )
It was discovered that libsoup did not correctly handle certain URL-decoded input, which could allow for HTTP header injection. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. ( CVE-2026-1467 , CVE-2026-1536 ) It was discovered that libsoup did not correctly handle removal of the Proxy-Authorization header. A remote attacker could possibly use this issue to leak sensitive information. ( CVE-2026-1539 )
It was discovered that libsoup did not correctly handle certain URL-decoded input, which could allow for HTTP header injection. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. ( CVE-2026-1467 , CVE-2026-1536 )
It was discovered that libsoup did not correctly handle removal of the Proxy-Authorization header. A remote attacker could possibly use this issue to leak sensitive information. ( CVE-2026-1539 )
In general, a standard system update will make all the necessary changes.
The problem can be corrected by updating your system to the following package versions:
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.
The full story
This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.
