| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.9 | $0-$5k | 0.00 |
Summary
A vulnerability classified as problematic was found in rizinorg rizin up to 0.8.1. Impacted is an unknown function of the component mach0 File Handler. The manipulation results in allocation of resources. This vulnerability is cataloged as CVE-2026-22780. The attack must be initiated from a local position. There is no exploit available. Upgrading the affected component is advised.
Details
A vulnerability classified as problematic has been found in rizinorg rizin up to 0.8.1. Affected is an unknown function of the component mach0 File Handler. The manipulation with an unknown input leads to a allocation of resources vulnerability. CWE is classifying the issue as CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. This is going to have an impact on integrity, and availability. CVE summarizes:
Rizin is a UNIX-like reverse engineering framework and command-line toolset. Prior to 0.8.2, a heap overflow can be exploited when a malicious mach0 file, having bogus entries for the dyld chained segments, is parsed by rizin. This vulnerability is fixed in 0.8.2.
The advisory is available at github.com. This vulnerability is traded as CVE-2026-22780 since 01/09/2026. The exploitability is told to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available.
Upgrading to version 0.8.2 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch 41ea75d5b07d9b41b27ae80675cdda65f1b1c989 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.
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Product
Vendor
Name
Version
License
Website
- Product: https://github.com/rizinorg/rizin/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.0VulDB Meta Temp Score: 4.9
VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 6.1
NVD Vector: 🔒
CNA Base Score: 4.4
CNA Vector (GitHub_M): 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Allocation of resourcesCWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒
Physical: Partially
Local: Yes
Remote: Partially
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: rizin 0.8.2
Patch: 41ea75d5b07d9b41b27ae80675cdda65f1b1c989
Timeline
01/09/2026 CVE reserved02/03/2026 Advisory disclosed
02/03/2026 VulDB entry created
02/21/2026 VulDB entry last update
Sources
Product: github.comAdvisory: 5768
Status: Confirmed
CVE: CVE-2026-22780 (🔒)
GCVE (CVE): GCVE-0-2026-22780
GCVE (VulDB): GCVE-100-343854
Entry
Created: 02/03/2026 07:56Updated: 02/21/2026 09:41
Changes: 02/03/2026 07:56 (67), 02/21/2026 09:41 (12)
Complete: 🔍
Cache ID: 216::103
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