PT-2026-93847

Name of the Vulnerable Software and Affected Versions Concrete CMS versions prior to 9.5.4 Description Insufficient sanitization of XML and XSLT documents uploaded via a public Form Block file-upload question allows an unauthenticated visitor to store a malicious XML document. Because plain XML...

CVE-2026-3855: Improper Control of Resource Identifiers

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2.7 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that under certain conditions could have allowed an authenticated user with project-level permissions to access restricted file contents on the server or cau...

PT-2026-93888

Summary The SSE transport mode SSE=true exposes all MCP tools without any authentication. The upload markdown tool reads arbitrary files from the server's local filesystem via an unsanitized file path parameter and uploads them to a GitLab project. Combined, any unauthenticated network-reachable...

PT-2026-93877

Scirius through 3.8.0 contains an arbitrary file write vulnerability in the PCAP filestore upload endpoint that allows default User role users to write attacker-controlled JSON content to filesystem paths. Attackers can supply path traversal sequences in the uploaded document's id field to escape...

CVE-2026-76870

Netcore NR255-V version 1.5.130703 contains an out-of-bounds read vulnerability in the mtdwrite pre-flash validation routine triggered by short firmware uploads. Attackers can upload a truncated firmware image via putfilecgi.c to trigger out-of-bounds reads across main.c, checkimageuuid.c, and...

CVE-2026-76870 Netcore NR255-V 1.5.130703 Out-of-Bounds Read in mtd_write Firmware Upload Validation

Netcore NR255-V version 1.5.130703 contains an out-of-bounds read vulnerability in the mtdwrite pre-flash validation routine triggered by short firmware uploads. Attackers can upload a truncated firmware image via putfilecgi.c to trigger out-of-bounds reads across main.c, checkimageuuid.c, and...

CVE-2026-76870

Netcore NR255-V version 1.5.130703 contains an out-of-bounds read vulnerability in the mtd_write pre-flash validation routine. An attacker with low privileges can upload a truncated firmware image via put_file_cgi.c , triggering out-of-bounds reads across main.c , check_image_uuid.c , and oemMD5U...

CVE-2026-81927

Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode concrete.filemanager.images.svgsanitization.action = reject, uploaded SVGs were checked...

CVE-2026-54337

Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.14, an argument Injection in the video upload function allows unauthenticated attacker to write/overwrite system files. Version 1.6.14 fixes the issue...

CVE-2026-54337

Fireshare is a self-hosted media and link sharing application. Prior to version 1.6.14 , an argument injection in the video upload function allows an unauthenticated remote attacker to write or overwrite system files, resulting in high impact on confidentiality, integrity, and availability (CVSS ...

EUVD-2026-79946

Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.14, an argument Injection in the video upload function allows unauthenticated attacker to write/overwrite system files. Version 1.6.14 fixes the issue...

CVE-2026-54337 Fireshare has Unauthenticated Argument Injection to Arbitrary File Write/Overwrite

Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.14, an argument Injection in the video upload function allows unauthenticated attacker to write/overwrite system files. Version 1.6.14 fixes the issue...

CVE-2026-54337 Fireshare has Unauthenticated Argument Injection to Arbitrary File Write/Overwrite

Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.14, an argument Injection in the video upload function allows unauthenticated attacker to write/overwrite system files. Version 1.6.14 fixes the issue...

CVE-2026-54337 Fireshare has Unauthenticated Argument Injection to Arbitrary File Write/Overwrite

Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.14, an argument Injection in the video upload function allows unauthenticated attacker to write/overwrite system files. Version 1.6.14 fixes the issue...

CVE-2026-81927

Concrete CMS before 9.5.3 contained a stored XSS vulnerability in its SVG file handling. The flaw is triggered only when SVG sanitization is set to the non-default "reject" mode (concrete.file_manager.images.svg_sanitization.action = reject). In that mode, uploaded SVGs were checked against a sma...

CVE-2026-81927 Concrete CMS before 9.5.3 is vulnerable to Stored XSS via SVG upload in "Reject" sanitization mode

Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode concrete.filemanager.images.svgsanitization.action = reject, uploaded SVGs were checked...

CVE-2026-81927 Concrete CMS before 9.5.3 is vulnerable to Stored XSS via SVG upload in "Reject" sanitization mode

Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode concrete.filemanager.images.svgsanitization.action = reject, uploaded SVGs were checked...

CVE-2026-81927 Concrete CMS before 9.5.3 is vulnerable to Stored XSS via SVG upload in "Reject" sanitization mode

Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode concrete.filemanager.images.svgsanitization.action = reject, uploaded SVGs were checked...

EUVD-2026-79945

Concrete CMS before 9.5.3 contained a stored cross-site scripting vulnerability in SVG file handling. When SVG processing was set to the non-default "Reject files containing potentially harmful elements" mode concrete.filemanager.images.svgsanitization.action = reject, uploaded SVGs were checked...

CVE-2026-89040

Tencent Mass Service Engine in Cluster MSEC allows a remote, unauthenticated attacker to send a crafted POST request including ../ and gain root access on the target device. An attacker who uploads a webshell can execute arbitrary code as root...