AstrBot has an arbitrary file read vulnerability in function _encode_image_bs64

AstrBot Project v3.5.22 has an arbitrary file read vulnerability in function encodeimagebs64. Since the encodeimagebs64 function defined in entities.py opens the image specified by the user in the request body and returns the image content as a base64-encoded string without checking the legitimac...

PYSEC-2026-1330 ESP-IDF web_server basic auth bypass using empty or incomplete Authorization header

Summary On the ESP-IDF platform, ESPHome's webserver authentication check can pass incorrectly when the client-supplied base64-encoded Authorization value is empty or is a substring of the correct value e.g., correct username with partial password. This allows access to webserver functionality...

gRPC connection termination issue

gRPC contains a vulnerability whereby a client can cause a termination of connection between a HTTP2 proxy and a gRPC server: a base64 encoding error for -bin suffixed headers will result in a disconnection by the gRPC server, but is typically allowed by HTTP2 proxies. We recommend upgrading beyo...

Malicious code in express-mongo-limit (npm)

The npm package express-mongo-limit masquerades as an Express/MongoDB payload sanitization middleware likely typosquatting express-mongo-sanitize but is a credential stealer, remote-code-execution backdoor, crypto clipboard hijacker, and screenshot spyware. It declares a postinstall: node index.j...

Medium: python3.9

Issue Overview: The "tarfile" module would still apply normalization of AREGTYPE \x00 blocks to DIRTYPE, even while processing a multi-block member such as GNUTYPELONGNAME or GNUTYPELONGLINK. This could result in a crafted tar archive being misinterpreted by the tarfile module compared to other...

Craft CMS: Sensitive File Disclosure / Server-Side File Read

The dataUrl Twig function is included in Craft’s Twig sandbox allowlist, allowing any control panel user granted the utility:system-messages permission to embed a file-reading payload into system email templates. When those emails are sent, the server reads the target file and returns its content...

MAL-2026-6795 Malicious code in zod-pino444 (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 560c3d47344d4da5dffac230236b5248d2f1856c221ffac7ff72d4e3b197957b Package [email protected] is a credential/secret harvester disguised behind a benign-sounding name. scripts/postinstall-agent.mjs is a...

SUSE SLES15 Security Update : python311 (SUSE-SU-2026:2723-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:2723-1 advisory. Security issues fixed: - CVE-2026-3446: base64 decoding stops at first padded quad by default and ignores other information that could be...

GHSA-3CCM-4QQ2-5WRP Constrata's coordinator transit engine `ciphertextContainer.UnmarshalJSON` panics on attacker-controlled short ciphertexts

Summary ciphertextContainer.UnmarshalJSON decodes the third :-separated component of a vault:vX:base64... ciphertext and then unconditionally takes a 12-byte prefix slice for the AES-GCM nonce: c.nonce = fullCiphertext:aesGCMNonceSize. If the decoded blob is shorter than 12 bytes, the slice...

MAL-2026-6705 Malicious code in hardhat-compile-ethers (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 3bb9781577ff17698d2cb66a6cd832fe8bdda014b30c0c662055a45d42801ac1 The package's main entry dist/src/index.js contains a payload appended after the legitimate Hardhat exports. On require/import e.g. when Hardhat load...

wetty vulnerable to DOM XSS via file-download filename

Summary The wetty client decodes a base64 filename from the file-download escape sequence and interpolates it raw into a Toastify HTML string escapeMarkup: false. Any output the victim renders - a cat'd file, a tailed log, an SSH MOTD, a curl response - that contains \x1b5i...:...\x1b4i runs scri...

GHSA-P26J-H7WJ-R568 wetty vulnerable to DOM XSS via file-download filename

Summary The wetty client decodes a base64 filename from the file-download escape sequence and interpolates it raw into a Toastify HTML string escapeMarkup: false. Any output the victim renders - a cat'd file, a tailed log, an SSH MOTD, a curl response - that contains \x1b5i...:...\x1b4i runs scri...

Security update for python311

This update for python311 fixes the following issues: Security issues fixed: CVE-2026-3446: base64 decoding stops at first padded quad by default and ignores other information that could be processed bsc1261970. Other updates and bugfixes: Rewrite structure of Python interpreter packages. python3...

CVE-2026-44042

UltraVNC repeater through 1.8.2.2 contains an off-by-one error in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, the wiuudecode function checks whether the input length exceeds the output buffer with a strict greater-than comparison , while the...

CVE-2026-44042

UltraVNC repeater up to version 1.8.2.2 contains an off-by-one bug in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, wi_uudecode() uses a strict > check to ensure output fits the buffer, but the correct condition is >=. When strlen(authdata) ...

CVE-2026-44042 UltraVNC repeater wi_uudecode off-by-one in base64 decode boundary check

UltraVNC repeater through 1.8.2.2 contains an off-by-one error in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, the wiuudecode function checks whether the input length exceeds the output buffer with a strict greater-than comparison , while the...

CVE-2026-44042 UltraVNC repeater wi_uudecode off-by-one in base64 decode boundary check

UltraVNC repeater through 1.8.2.2 contains an off-by-one error in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, the wiuudecode function checks whether the input length exceeds the output buffer with a strict greater-than comparison , while the...

EUVD-2026-40877

UltraVNC repeater through 1.8.2.2 contains an off-by-one error in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, the wiuudecode function checks whether the input length exceeds the output buffer with a strict greater-than comparison , while the...

CVE-2026-44042

UltraVNC repeater through 1.8.2.2 contains an off-by-one error in the Base64 decode helper used for HTTP Basic authentication. In repeater/webgui/webutils.c:817, the wiuudecode function checks whether the input length exceeds the output buffer with a strict greater-than comparison , while the...

PT-2026-54479

Name of the Vulnerable Software and Affected Versions UltraVNC repeater versions prior to 1.8.2.3 Description An off-by-one error exists in the Base64 decode helper used for HTTP Basic authentication. The wi uudecode function in the file repeater/webgui/webutils.c uses a strict greater-than...