JLSEC-2025-133 A vulnerability was found in FFmpeg up to 7.0.1

A vulnerability was found in FFmpeg up to 7.0.1. It has been classified as critical. This affects the function pnmdecodeframe in the library /libavcodec/pnmdec.c. The manipulation leads to heap-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed t...

JLSEC-2025-109 FFmpeg through 4.3 has a heap-based buffer overflow in `avio_get_str` in `libavformat/aviobuf.c`...

FFmpeg through 4.3 has a heap-based buffer overflow in aviogetstr in libavformat/aviobuf.c because dnnbackendnative.c calls ffdnnloadmodelnative and a certain index check is omitted...

JLSEC-2025-131 FFmpeg v.n6.1-3-g466799d4f5 allows a heap-based buffer overflow via the `ff_gaussian_blur_8`...

FFmpeg v.n6.1-3-g466799d4f5 allows a heap-based buffer overflow via the ffgaussianblur8 function in libavfilter/edgetemplate.c:116:5 component...

JLSEC-2025-125 FFmpeg version n6.1.1 was discovered to contain a heap use-after-free via the `av_hwframe_ctx_init`...

FFmpeg version n6.1.1 was discovered to contain a heap use-after-free via the avhwframectxinit function...

JLSEC-2025-102 In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU...

In FFmpeg 3.2 and 4.1, a denial of service in the subtitle decoder allows attackers to hog the CPU via a crafted video file in Matroska format, because ffhtmlmarkuptoass in libavcodec/htmlsubtitles.c has a complex format argument to sscanf...

JLSEC-2025-127 FFmpeg version n5.1 to n6.1 was discovered to contain an Off-by-one Error vulnerability in...

FFmpeg version n5.1 to n6.1 was discovered to contain an Off-by-one Error vulnerability in libavfilter/avfshowspectrum.c. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted input...

JLSEC-2025-151 A vulnerability, which was classified as critical, was found in FFmpeg up to 7.1

A vulnerability, which was classified as critical, was found in FFmpeg up to 7.1. This affects the function ffaacsearchfortns of the file libavcodec/aacenctns.c of the component AAC Encoder. The manipulation leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The...

JLSEC-2025-100 A flaw was found in the SFTP server message decoding logic of libssh

A flaw was found in the SFTP server message decoding logic of libssh. The issue occurs due to an incorrect packet length check that allows an integer overflow when handling large payload sizes on 32-bit systems. This issue leads to failed memory allocation and causes the server process to crash,...

JLSEC-2025-98 A flaw was found in the key export functionality of libssh

A flaw was found in the key export functionality of libssh. The issue occurs in the internal function responsible for converting cryptographic keys into serialized formats. During error handling, a memory structure is freed but not cleared, leading to a potential double free issue if an additiona...

JLSEC-2025-76 Possible cross-site scripting vulnerability in libxml after commit 960f0e2.

Possible cross-site scripting vulnerability in libxml after commit 960f0e2...

JLSEC-2025-82 libxml2 through 2.11.5 has a use-after-free that can only occur after a certain memory allocation...

libxml2 through 2.11.5 has a use-after-free that can only occur after a certain memory allocation fails. This occurs in xmlUnlinkNode in tree.c. NOTE: the vendor's position is "I don't think these issues are critical enough to warrant a CVE ID ... because an attacker typically can't control when...

JLSEC-2025-49 storeAtts in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

storeAtts in xmlparse.c in Expat aka libexpat before 2.4.3 has an integer overflow...

JLSEC-2025-44 addBinding in xmlparse.c in Expat (aka libexpat) before 2.4.3 has an integer overflow.

addBinding in xmlparse.c in Expat aka libexpat before 2.4.3 has an integer overflow...

JLSEC-2025-43 In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for...

In doProlog in xmlparse.c in Expat aka libexpat before 2.4.3, an integer overflow exists for mgroupSize...

JLSEC-2025-39 Possible XSS in HTMLSanitizer when using svg elements

Description When adding the style tag to the whitelist, content inside the tag is incorrectly unescaped, and closing tags injected as content are interpreted as real HTML, enabling tag injection and JavaScript execution. This behavior is similar to the sanitization bypass described in CVE-2020-40...

JLSEC-2025-40 Header injection/Response splitting via header construction.

HTTP.jl did not validate header names/values for illegal characters, allowing CRLF-based header injection and response splitting. using HTTP, Sockets function handleindexreq::HTTP.Request @show HTTP.headerreq, "X-Foo" return HTTP.Response200, "ok" end function handleredirectreq::HTTP.Request retu...

JLSEC-2025-35 This flaw allows an attacker to insert cookies at will into a running program using libcurl, if the...

This flaw allows an attacker to insert cookies at will into a running program using libcurl, if the specific series of conditions are met. libcurl performs transfers. In its API, an application creates "easy handles" that are the individual handles for single transfers. libcurl provides a functio...

JLSEC-2025-23 Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when...

Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data...

JLSEC-2025-6 An out-of-bounds read flaw was found in the CLARRV, DLARRV, SLARRV, and ZLARRV functions in lapack...

An out-of-bounds read flaw was found in the CLARRV, DLARRV, SLARRV, and ZLARRV functions in lapack through version 3.10.0, as also used in OpenBLAS before version 0.3.18. Specially crafted inputs passed to these functions could cause an application using lapack to crash or possibly disclose...

JLSEC-2026-1385

A double free vulnerability was discovered in the HDF5 library. Processing a crafted HDF5 file containing an oversized chunk size field via h5repack may cause the application to abort due to a double free...

JLSEC-2026-1375 Apache Avro Java SDK is Vulnerable to Code Injection

Improper Control of Generation of Code 'Code Injection' vulnerability in Apache Avro Java SDK when generating specific records from untrusted Avro schemas. This issue affects Apache Avro Java SDK: all versions through 1.11.4 and version 1.12.0. Users are recommended to upgrade to version 1.12.1 o...

JLSEC-2026-1374 Apache Avro Java SDK: Arbitrary Code Execution when reading Avro Data (Java SDK)

Schema parsing in the Java SDK of Apache Avro 1.11.3 and previous versions allows bad actors to execute arbitrary code. Users are recommended to upgrade to version 1.11.4 or 1.12.0, which fix this issue...

JLSEC-2026-1331

curl 7.20.0 through 7.70.0 is vulnerable to improper restriction of names for files and other resources that can lead too overwriting a local file when the -J flag is used...

JLSEC-2026-1340

When curl = 7.20.0 and = 7.78.0 connects to an IMAP or POP3 server to retrieve data using STARTTLS to upgrade to TLS security, the server can respond and send back multiple responses at once that curl caches. curl would then upgrade to TLS but not flush the in-queue of cached responses but instea...

JLSEC-2026-1342 When curl retrieves an HTTP response, it stores the incoming headers so that they can be accessed...

When curl retrieves an HTTP response, it stores the incoming headers so that they can be accessed later via the libcurl headers API. However, curl did not have a limit in how many or how large headers it would accept in a response, allowing a malicious server to stream an endless series of header...

JLSEC-2026-1335

When curl is instructed to download content using the metalink feature, thecontents is verified against a hash provided in the metalink XML file.The metalink XML file points out to the client how to get the same contentfrom a set of different URLs, potentially hosted by different servers and...

JLSEC-2026-1327 In ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to...

In ssh-agent in OpenSSH before 10.5, some operations can occur remotely but were intended to occur only locally, including operations that add tokens or use keys. This is caused by misinteraction between agent locking and the [email protected] extension...

JLSEC-2026-1323 In sshd in OpenSSH before 10.4, DisableForwarding=yes was supposed to take precedence over...

In sshd in OpenSSH before 10.4, DisableForwarding=yes was supposed to take precedence over PermitTunnel=yes, but did not...

JLSEC-2026-1316

Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC image metadata. Prior to version 0.28.8, an out-of-bounds read was found. The vulnerability is in the CRW image parser. This issue has been patched in version 0.28.8...

JLSEC-2026-1292

cfginit in confuse.c in libConfuse 3.2.2 has a memory leak...

JLSEC-2026-1276

Graphviz 2.36.0 through 9.x before 10.0.1 has an out-of-bounds read via a crafted config6a file. NOTE: exploitability may be uncommon because this file is typically owned by root...

JLSEC-2026-1269

Cap'n Proto is a data interchange format and capability-based RPC system. Prior to 1.4.0, a negative Content-Length value was converted to unsigned, treating it as an impossibly large length instead. In theory, this bug could enable HTTP request/response smuggling. This vulnerability is fixed in...

JLSEC-2026-1270

Cap'n Proto is a data interchange format and capability-based RPC system. Prior to 1.4.0, when using Transfer-Encoding: chunked, if a chunk's size parsed to a value of 2^64 or larger, it would be truncated to a 64-bit integer. In theory, this bug could enable HTTP request/response smuggling. This...

JLSEC-2026-1267 A vulnerability was identified in uclouvain openjpeg up to 2.5.4. This impacts the function...

A vulnerability was identified in uclouvain openjpeg up to 2.5.4. This impacts the function opjpiinitialiseencode in the library src/lib/openjp2/pi.c. The manipulation leads to integer overflow. The attack must be carried out locally. The exploit is publicly available and might be used. The...

JLSEC-2026-1260 GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified...

GNU patch is vulnerable to a NULL pointer dereference when processing a specially crafted unified-diff patch file. Improper handling of consecutive end-of-file newline markers can corrupt internal hunk single block of changes in diff data structures, causing the application to pass a NULL pointer...

JLSEC-2026-1249 A flaw was found in GLib. A state confusion issue exists in g_dbus_node_info_new_for_xml() in the...

A flaw was found in GLib. A state confusion issue exists in gdbusnodeinfonewforxml in the gio/gdbusintrospection.c file when processing malformed D-Bus introspection XML, specifically with a node element nested within other elements like method, signal, property or arg. This issue can cause an...

JLSEC-2026-1245 A flaw was found in GLib. A buffer over-read can occur in the g_regex_replace function when used...

A flaw was found in GLib. A buffer over-read can occur in the gregexreplace function when used with the GREGEXRAW compile flag and case-change replacement escapes because the stringappend function processes matched substrings using UTF-8 functions that assume valid UTF-8 input, even when the stri...

JLSEC-2026-1241

A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition XSD validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, leading to a type confusion error that...

JLSEC-2026-1232

libexpat before 2.8.2 has an integer overflow in copyString...

JLSEC-2026-1215 When asking curl to use a `.netrc` file to find credentials and at the same time specifying a URL...

When asking curl to use a .netrc file to find credentials and at the same time specifying a URL with a usernamewithout a password, like https://[email protected]/, curl could wrongly get and use the password for another user set in the .netrc file for that host if such a one exists and there is no...

JLSEC-2026-1221 A vulnerability in libcurl caused the HTTP `Referer:` header to persist even when explicitly...

A vulnerability in libcurl caused the HTTP Referer: header to persist even when explicitly cleared. While the documentation states that passing NULL to CURLOPTREFERER suppresses the header, the option failed to clear the internal state. As a result the previous referrer string was erroneously...

JLSEC-2026-1200 By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper...

By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper bound on memory allocation for unacknowledged frames, a malicious server can exhaust all available memory by flooding curl with rapid, sequential PING messages...

JLSEC-2026-1198 An issue in curl’s QUIC UDP receive function allows a malicious HTTP/3 server to trigger a remote...

An issue in curl’s QUIC UDP receive function allows a malicious HTTP/3 server to trigger a remote denial of service against a curl or libcurl client. Because the helper function discards zero-length UDP datagrams before counting them toward the per-call packet budget, a connected QUIC peer can...

JLSEC-2026-1210 Successfully using libcurl to do a transfer over a specific HTTP proxy (`proxyA`) with **Digest**...

Successfully using libcurl to do a transfer over a specific HTTP proxy proxyA with Digest authentication and then changing the proxy host to a second one proxyB for a second transfer, reusing the same handle, makes libcurl wrongly pass on the Proxy-Authorization: header field meant for proxyA, to...

JLSEC-2026-1203 A vulnerability exists where a connection requiring TLS incorrectly reuses an existing...

A vulnerability exists where a connection requiring TLS incorrectly reuses an existing unencrypted connection from the same connection pool. If an initial transfer is made in clear-text via IMAP, SMTP, or POP3, a subsequent request to that same host bypasses the TLS requirement and instead transm...

JLSEC-2026-1161 GNU Wget through 1.25.0, fixed in commit dd692d9, contains a heap buffer overflow vulnerability...

GNU Wget through 1.25.0, fixed in commit dd692d9, contains a heap buffer overflow vulnerability in the htmlquotestring function in src/convert.c that allows a remote attacker to trigger memory corruption by supplying a crafted HTML attribute with a large number of characters requiring entity...

JLSEC-2026-1151

NATS Server is a high-performance server for NATS.io, the cloud and edge native messaging system. Prior to 2.14.0, 2.12.7, and 2.11.16, an authenticated user with subscription deny permissions could bypass a plain subject deny rule by using a queue subscription, because queue-specific deny...

JLSEC-2026-1130

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. The nats-server offers a Nats-Request-Info: message header, providing information about a request. This is supposed to provide enough information to allow for account/user identification, such that NAT...

JLSEC-2026-1122

NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.14 and 2.12.5, if the nats-server has the "leafnode" configuration enabled not default, then anyone who can connect can crash the nats-server by triggering a panic. This happens...

JLSEC-2026-1116 An integer overflow vulnerability exists in the uncompressed_fp_dng_load_raw functionality of...

An integer overflow vulnerability exists in the uncompressedfpdngloadraw functionality of LibRaw Commit 8dc68e2. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability...