SB2026022540 - Multiple vulnerabilities in ImageMagick
Published: February 25, 2026 Updated: June 29, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 22 vulnerabilities.
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak in coders/txt.c without freetype. A remote attacker can force the application to leak memory and perform denial of service attack.
2) Use-after-free (CVE-ID: N/A)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in meta coder. A remote attacker can pass specially crafted image to the application, trigger a use-after-free error and execute arbitrary code on the system.
3) Out-of-bounds read (CVE-ID: CVE-2026-27798)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in WaveletDenoise with small images. A local attacker can trigger an out-of-bounds read error and read contents of memory on the system.
4) Path traversal (CVE-ID: CVE-2026-25965)
CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.
5) Memory leak (CVE-ID: CVE-2026-25637)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak in the ASHLAR image writer. A remote attacker can force the application to leak memory and perform denial of service attack.
6) Out-of-bounds read (CVE-ID: N/A)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to compromise the target system.
The vulnerability exists due to a boundary condition in GetPixelIndex. A remote administrator can trigger an out-of-bounds read error and read contents of memory on the system, or perform a deial of service (DoS) attack.
7) NULL pointer dereference (CVE-ID: CVE-2026-25795)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the "ReadSFWImage()" function. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
8) Memory leak (CVE-ID: CVE-2026-25796)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak in the "ReadSTEGANOImage()" function on multiple error/early-return paths. A remote attacker can force the application to leak memory and perform denial of service attack.
9) Heap-based buffer overflow (CVE-ID: CVE-2026-25794)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to a boundary error in the "WriteUHDRImage" function in coders/uhdr.c. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack.
10) Out-of-bounds read (CVE-ID: CVE-2026-25898)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to a boundary condition within negative pixel index in UIL and XPM writer. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack..
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform DoS attack on the target system.
The vulnerability exists due memory leak in multiple coders that write raw pixel data. A remote attacker can force the application to leak memory and perform denial of service attack.
12) Heap-based buffer overflow (CVE-ID: CVE-2026-27799)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in the DJVU image format handler. A local attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and cause a denial of service condition on the target system.
13) Improper Encoding or Escaping of Output (CVE-ID: N/A)
CWE-ID: CWE-116 - Improper Encoding or Escaping of Output
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to execute arbitrary commands on the system.
The vulnerability exists due to improper encoding or escaping of output within coders/svg.c. A remote attacker can pass specially crafted data to the application and execute arbitrary commands.
14) Code Injection (CVE-ID: CVE-2026-25797)
CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation within the ps encoders. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
15) Heap-based buffer overflow (CVE-ID: CVE-2026-25897)
CWE-ID: CWE-122 - Heap-based Buffer Overflow
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to a boundary error in the sun decoder. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and perform a denial of service (DoS) attack.
16) Integer overflow (CVE-ID: CVE-2026-25989)
CWE-ID: CWE-190 - Integer overflow
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to integer overflow in the internal SVG decoder. A remote attacker can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.
17) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2026-25985)
CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to allocation of resources without limits or throttling in the internal SVG decoder. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
18) NULL pointer dereference (CVE-ID: CVE-2026-26983)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the MSL interpreter. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.
19) Resource exhaustion (CVE-ID: CVE-2026-26066)
CWE-ID: CWE-400 - Resource exhaustion
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when writing IPTCTEXT. A local attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
20) Out-of-bounds read (CVE-ID: N/A)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in the PCD coder’s DecodeImage loop. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.
21) Infinite loop (CVE-ID: CVE-2026-26283)
CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in JPEG encoder when using "jpeg:extent". A local attacker can consume all available system resources and cause denial of service conditions.
22) Use-after-free (CVE-ID: N/A)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in the PDB decoder. A remote attacker can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-3q5f-gmjc-38r8
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-2gq3-ww97-wfjm
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qpgx-jfcq-r59f
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-8jvj-p28h-9gm7
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gm37-qx7w-p258
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gq5v-qf8q-fp77
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-p33r-fqw2-rqmm
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-g2pr-qxjg-7r2w
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-vhqj-f5cj-9x8h
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-vpxv-r9pg-7gpr
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wfx3-6g53-9fgc
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-r99p-5442-q2x2
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-xpg8-7m6m-jf56
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-rw6c-xp26-225v
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-6j5f-24fw-pqp4
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-7355-pwx2-pm84
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-v7g2-m8c5-mf84
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-w8mw-frc6-r7m8
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-v994-63cg-9wj3
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wgxp-q8xq-wpp9
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gwr3-x37h-h84v
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-3j4x-rwrx-xxj9