Daily digest
Thursday 21 May 2026
31 new CVEs this day, in line with the recent average. Severity skewed high: 5 critical and 12 high, 55% of the total. 7 arrived with exploitation evidence or public exploit code already attached. CISA added one CVE to the Known Exploited Vulnerabilities catalog. concretecms was the most-affected vendor with 3.
Added to CISA KEV
Confirmed exploitation in the wild — federal remediation deadlines attach to these.
New this day, ranked by depth score
The 12 that matter most of the 31 published.
CVE-2026-43501Critical· 9.8PoCIn the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve mac_len headroom when recompressed SRH grows ipv6_rpl_srh_rcv() decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6_hdr…
In the Linux kernel, the following vulnerability has been resolved: ipv6: rpl: reserve mac_len headroom when recompressed SRH grows ipv6_rpl_srh_rcv() decompresses an RFC 6554 Source Routing Header, swaps the next segment into ipv6_hdr…
CVE-2026-47102High· 8.8PoCLiteLLM prior to 1.83.10 allows a user to modify their own user_role via the /user/update endpoint
LiteLLM prior to 1.83.10 allows a user to modify their own user_role via the /user/update endpoint. While the endpoint correctly restricts users to updating only their own account, it does not restrict which fields may be changed. A user…
CVE-2026-47101High· 8.8PoCLiteLLM prior to 1.83.14 allows an authenticated internal_user to create API keys with access to routes that their role does not permit
LiteLLM prior to 1.83.14 allows an authenticated internal_user to create API keys with access to routes that their role does not permit. When generating a key, the allowed_routes field is stored without verifying that the specified route…
CVE-2026-46695Critical· 10.0BoxLite: Permission Bypass Allows Modification of Read-Only Files
BoxLite: Permission Bypass Allows Modification of Read-Only Files
CVE-2026-43502High· 7.8PoCIn the Linux kernel, the following vulnerability has been resolved: net/rds: handle zerocopy send cleanup before the message is queued A zerocopy send can fail after user pages have been pinned but before the message is attached to the…
In the Linux kernel, the following vulnerability has been resolved: net/rds: handle zerocopy send cleanup before the message is queued A zerocopy send can fail after user pages have been pinned but before the message is attached to the…
CVE-2026-43499High· 7.8PoCIn the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in remove_waiter() remove_waiter() is used by the slowlock paths, but it is also used for proxy-lock rollback in rt_mutex_…
In the Linux kernel, the following vulnerability has been resolved: rtmutex: Use waiter::task instead of current in remove_waiter() remove_waiter() is used by the slowlock paths, but it is also used for proxy-lock rollback in rt_mutex_…
CVE-2026-48207Critical· 9.8Apache Fory PyFory Deserialization of Untrusted Data
Apache Fory PyFory Deserialization of Untrusted Data
CVE-2026-46703Critical· 9.6Boxlite: Path Traversal Vulnerability Leads to Arbitrary File Write on the Host
Boxlite: Path Traversal Vulnerability Leads to Arbitrary File Write on the Host
CVE-2026-5433Critical· 9.1Honeywell Control Network Module (CNM) contains command injection vulnerability in the web interface
Honeywell Control Network Module (CNM) contains command injection vulnerability in the web interface. An attacker could exploit this vulnerability via command delimiters, potentially resulting in Remote Code Execution (RCE). Honeywel…
CVE-2026-46612High· 8.8Fission StorageSvc /v1/archive endpoint exposes unauthenticated CRUD over all function archives
Fission StorageSvc /v1/archive endpoint exposes unauthenticated CRUD over all function archives
CVE-2026-46517High· 7.8lmdeploy: Hardcoded trust_remote_code=True is an implicit unsafe remote-code load path with no user opt-out
lmdeploy: Hardcoded trust_remote_code=True is an implicit unsafe remote-code load path with no user opt-out
CVE-2026-46432High· 7.8LMDeploy: Arbitrary code execution via hardcoded trust_remote_code=True in lmdeploy model initialization
LMDeploy: Arbitrary code execution via hardcoded trust_remote_code=True in lmdeploy model initialization
Most-affected vendors
By CVEs published in the period.