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61,782 known vulnerabilities.

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  • High 7.8
    CVE-2026-98258 Public exploit

    posix-cpu-timers: Prevent freeing a timer which is queued on the expiry list

    In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Prevent freeing a timer which is queued on the expiry list Kijo analyzed another race in the POSIX CPU timer code: Commit bf635681c906 converted cpu_timer::firing from a tri…

  • High 7.8
    CVE-2026-98256 Public exploit

    signal: Prevent exec() race

    In the Linux kernel, the following vulnerability has been resolved: signal: Prevent exec() race Hyunwoo debugged the following KASAN UAF splat: BUG: KASAN: slab-use-after-free in __send_signal_locked+0xb27/0xba0 Write of size 8 at addr ffff888007ed80c8 by tas…

  • High 7.1
    CVE-2026-98180 Public exploit

    drm/msm: RCU-free the scheduler-containing ring and VM objects

    In the Linux kernel, the following vulnerability has been resolved: drm/msm: RCU-free the scheduler-containing ring and VM objects Both struct msm_ringbuffer and struct msm_gem_vm embed a struct drm_gpu_scheduler. msm_ringbuffer_destroy() and the VM free call…

  • High 8.5
    CVE-2026-63277 Public exploit

    RCE via calcext:data-mappings, sql provider and jdbc connector

    LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document. A document could name a Java database driver for such a link to be loaded from a remote location, so opening the document could run Java code from that l…

  • High 8.8
    CVE-2026-104851 Public exploit

    fsspec: Server-Side Template Injection in ReferenceFileSystem leads to Remote Code Execution

    fsspec is a specification and Python implementation framework for filesystem interfaces. From 0.9.0 until 2026.6.0, fsspec.implementations.reference.ReferenceFileSystem evaluates fields from Kerchunk reference JSON documents through unrestricted jinja2.Templa…

  • High 7.5
    CVE-2026-63686 Public exploit

    Apache HTTP Server: mod_xml2enc crash on charset conversion failure

    A NULL pointer dereference in mod_xml2enc in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an untrusted backend server to cause a denial of service via a proxied response with a charset whose conversion partially succeeds…

  • High 7.5
    CVE-2026-63292 Public exploit

    Apache HTTP Server: mod_vhost_alias stack overflow

    Stack-based buffer overflow in mod_vhost_alias in Apache Software Foundation Apache HTTP Server through 2.4.68 on all platforms allows a remote client to cause a denial of service or potentially execute arbitrary code via an HTTP request with a Host header ex…

  • High 7.6
    CVE-2026-19553 Public exploit

    SSLContext.wrap_bio() missing validation of server_hostname parameter

    ssl.SSLContext.wrap_bio() didn't require the server_hostname argument to not be None if ssl.SSLContext.check_hostname was set. Due to a missing parameter check in SSLObject, if the server_hostname argument isn't supplied then hostname verification would be si…

  • Critical 9.2
    CVE-2026-19445 Public exploit

    Use-after-free of a server-side SSLContext when sni_callback switches contexts

    A remote, unauthenticated TLS client can make a server crash or call through a freed pointer if its sni_callback assigns a different context to SSLSocket.context (the documented way to select a certificate per server name) and nothing else keeps the original …

  • High 7.5
    CVE-2026-102253 Public exploit

    iperf3 < 3.22 UDP Receive Worker Infinite Loop DoS

    iperf3 versions prior to 3.22 contains a denial of service vulnerability that allows unauthenticated remote attackers to crash-loop the server's UDP receive worker into an unrecoverable infinite loop by sending a single crafted control-channel parameter messa…

  • Medium 5.9
    CVE-2026-12345 Public exploit

    Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory

    The cleanup of tempfile.TemporaryDirectory is vulnerable to a race condition. An attacker who can modify the tree during cleanup can replace a directory with a symbolic link, causing files outside of the temporary directory to be deleted or have their permiss…

  • High 8.1
    CVE-2026-102422 Public exploit

    shell-quote `quote()` command injection via a line terminator in a token after a `{ comment }` token

    shell-quote's `quote()` function emits a `{ comment }` token as `#` followed by its text, which comments out the rest of the shell line, including the opening quote of any later string token. A line terminator (\n, \r, U+2028, U+2029) in that later string the…

  • Critical 9.1
    CVE-2026-102268 Public exploit

    PyJWT: Asymmetric-PEM detection bypass: whitespace/line-ending-mutated public keys skip the HS/asymmetric confusion guard

    PyJWT is a Python implementation of JSON Web Token standards. Prior to 2.14.0, is_pem_format in jwt/utils.py is affected because is_pem_format does not recognize every PEM representation accepted by the cryptography loader. This occurs when an application mix…

  • Critical 9.8
    CVE-2026-96760 Public exploit

    Authlib library contains a signature‑verification bypass vulnerability

    Authlib (v1.7.2 and below) contains a signature verification bypass vulnerability. The JsonWebSignature.deserialize_json() method accepts a JSON Serialization JWS object and returns the payload as successfully verified without checking for a signature and wit…

  • High 8.8
    CVE-2026-93834 Public exploit

    Qemu-kvm: 9pfs: use-after-free race in tlcreate/twalk allows vm guest escape

    A use-after-free vulnerability was found in QEMU's 9pfs subsystem. A race condition between the main thread and a worker thread when processing concurrent Tlcreate and Twalk requests allows a malicious guest user to craft a fid path containing stale heap data…

  • High 7.8
    CVE-2026-97941 Public exploit

    mm/slab: take n->list_lock in __slab_try_return_freelist() to avoid race

    In the Linux kernel, the following vulnerability has been resolved: mm/slab: take n->list_lock in __slab_try_return_freelist() to avoid race Commit ba7425312607 ("mm, slab: add an optimistic __slab_try_return_freelist()") incorrectly assumed that nobody has f…

  • High 8.8
    CVE-2026-97555 Public exploit

    smb: client: fix heap overflow in DACL owner/group rewrite

    In the Linux kernel, the following vulnerability has been resolved: smb: client: fix heap overflow in DACL owner/group rewrite When id_mode_to_cifs_acl rewrites an existing DACL, it allocates a buffer sized according to the on-disk DACL length reported by dac…

  • High 7.8
    CVE-2026-96889 Public exploit

    Librsvg: use-after-free when xml includes have duplicated entities

    A flaw was found in librsvg. When processing an SVG document containing nested XML inclusions (Xincludes) with duplicate entity declarations, a use-after-free error can occur. This vulnerability arises because the library incorrectly frees an XML entity that …

  • High 7.8
    CVE-2026-96512 Public exploit

    Sudo: sudo: tz environment variable allows bypass of notbefore/notafter time-based authorization

    A flaw was found in sudo. When sudoers rules use NOTBEFORE or NOTAFTER time-based access restrictions with timestamps that omit the trailing 'Z' timezone indicator, the time evaluation relies on the TZ environment variable inherited from the calling user. Bec…

  • Critical 9.1
    CVE-2026-86350 Public exploit

    Apache Tomcat: Regression in fix for CVE-2026-41293 can trigger request header mix-up

    Inconsistent interpretation of HTTP/2 requests ('HTTP Request/Response smuggling') vulnerability in Apache Tomcat caused by a regression in fix for CVE-2026-41293 can trigger request header mix-up. This issue affects Apache Tomcat: from 11.0.22 through 11.0.2…

  • Critical 9.8
    CVE-2026-76183 Public exploit

    Apache Tomcat: Bypass of security constraints for WebSocket endpoints

    Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 …

  • High 8.4
    CVE-2026-83603 Public exploit

    Netdata: Local Root via ndsudo Arbitrary socket_path → fail2ban-client Pickle RCE

    Netdata is an open source observability tool. Prior to 2.10.4, the setuid-root ndsudo helper command fail2ban-client-status-socket in src/collectors/utils/ndsudo.c accepts a caller-controlled --socket_path from the low-privileged netdata service account. The …

  • High 8.1
    CVE-2026-87902 Exploited Public exploit EPSS 96%

    An unauthenticated attacker can make `get_page_template()` page-template resolution include a chosen readable local `.p…

    KEV Sep 25, 2026
  • Medium 6.9
    CVE-2026-77396 Public exploit

    PJSIP: Heap buffer overflow in the AVI parser

    PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/avi_player.c uses an input-file video chunk length as the number of bytes copied into a frame buffer whose capacity…

  • Critical 9.8
    CVE-2026-84383 Public exploit

    libheif: Heap buffer overflow in `scale_nearest_neighbor()` via duplicate Alpha planes from nested `iden`/`auxl` items

    libheif is a HEIF and AVIF file format decoder and encoder. From 1.22.0 until 1.23.2, a crafted HEIF, HEIC, or AVIF item graph using nested iden and auxl references can make HeifPixelImage::transfer_channel_from_image_as() append duplicate Alpha planes with d…

  • High 7.5
    CVE-2026-93687 Public exploit

    braces through 3.0.3 Stack Overflow via Deeply Nested Patterns

    braces through 3.0.3 contains a stack overflow vulnerability in the recursive AST walkers that lack depth guards. Attackers can supply deeply nested brace patterns under the character limit to exhaust the call stack and terminate the Node.js process with an u…

  • High 7.1
    CVE-2026-93485 Public exploit

    WordPress Core <= 7.1 - Cross Site Scripting (XSS) vulnerability

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Automattic WordPress wordpress allows DOM-Based XSS.This issue affects WordPress: from n/a through 7.1.

  • High 8.3
    CVE-2026-93453 Public exploit

    SOGo before 5.12.11 Password Reset Token Interception via Origin Header

    SOGo before 5.12.11 constructs password-reset links using the client-supplied Origin header as the authority, allowing unauthenticated attackers to redirect recovery tokens to attacker-controlled domains. Attackers can submit password recovery requests with a…

  • High 7.5
    CVE-2026-85721 Public exploit

    AsyncHttpClient: Unbounded HTTP/1.1 response decompression enables a decompression-bomb denial of service

    The AsyncHttpClient (AHC) library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. From 2.0.0 until 2.16.1 and 3.0.12, automatic response decompression on the HTTP/1.1 path uses ChannelManager.newHttpContentD…

  • High 7.0
    CVE-2026-91097 Public exploit

    HP Linux Imaging and Printing (HPLIP) Software– Multiple Vulnerabilities

    HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentially enable remote code execution, privilege escalation, denial of service, information disclosure, o…

  • Critical 9.1
    CVE-2026-81642 Public exploit

    Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

    In NLnet Labs Unbound up to and including 1.26.0, a vulnerability was found in the DNSSEC validator that enables denial of service and possible remote code execution as a result of digesting DNSKEYs. A DNSKEY with an owner compression pointer to its own RDATA…

  • High 8.8
    CVE-2026-91737 Public exploit

    Use after free in PDF in Google Chrome prior to 153.0.8010.47 allowed a remote attacker to execute arbitrary code insid…

  • Medium 4.4
    CVE-2026-90781 Public exploit

    alsa-lib through 1.2.16.1 Off-by-One Stack Buffer Overflow in __snd_ctl_ascii_elem_id_parse()

    alsa-lib through 1.2.16.1 contains a stack buffer overflow in the __snd_ctl_ascii_elem_id_parse() function that writes one byte past a 64-byte buffer when parsing a name= field with 64 or more characters. Attackers can supply a long control-element identifier…

  • High 7.8
    CVE-2026-89754 Public exploit

    mm/pagewalk: fix stale walk->action escaping walk_pmd_range()

    In the Linux kernel, the following vulnerability has been resolved: mm/pagewalk: fix stale walk->action escaping walk_pmd_range() If ->pmd_entry() sets walk->action = ACTION_AGAIN, the pmd_none() check is retried. The PMD entry may be cleared at the point of …

  • Critical 9.8
    CVE-2026-89633 Public exploit

    smb: client: fix OOB read/write from unvalidated DataOffset in coalesce_t2()

    In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB read/write from unvalidated DataOffset in coalesce_t2() coalesce_t2() computes data pointers directly from server-supplied DataOffset fields with no validation against bu…

  • High 7.8
    CVE-2026-81000 Public exploit

    net: tun: bound receive headroom

    In the Linux kernel, the following vulnerability has been resolved: net: tun: bound receive headroom tun_get_user() uses tun->align both as skb headroom and when choosing how much packet data to keep linear. OVS can propagate an oversized headroom request fro…

  • High 7.5
    CVE-2026-72708 Public exploit

    SPIP < 4.4.18 Unauthenticated Blind SQL Injection via sitemap.xml.html

    SPIP before 4.4.18 contains an unauthenticated blind SQL injection vulnerability in the SQL escaping layer that allows unauthenticated attackers to inject arbitrary SQL by supplying a crafted annee parameter value matching a word character followed by an open…

  • High 8.8
    CVE-2026-80914 Public exploit

    Bluetooth: ISO: fix use-after-free of listener socket in iso_conn_ready

    In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: fix use-after-free of listener socket in iso_conn_ready iso_conn_ready() looks up the BIS listener socket with iso_get_sock(), which takes a reference, and then, without re-ch…

  • Medium 5.4
    CVE-2026-87575 Public exploit

    Incorrect authorization in Loader in Google Chrome prior to 153.0.8010.36 allowed a remote attacker leveraging social e…

  • High 8.8
    CVE-2026-87491 Exploited Public exploit

    Out of bounds write in V8 in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code i…

    KEV Sep 9, 2026