Adobe Acrobat Reader up to 20.005.30441/23.001.20093 out-of-bounds write

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.2 | $0-$5k | 0.00 |
Summary
A vulnerability, which was classified as critical, has been found in Adobe Acrobat Reader up to 20.005.30441/23.001.20093. Affected by this vulnerability is an unknown functionality. This manipulation causes out-of-bounds write. The identification of this vulnerability is CVE-2023-26395. The attack can only be executed locally. There is no exploit available. It is advisable to upgrade the affected component.
Details
A vulnerability was found in Adobe Acrobat Reader up to 20.005.30441/23.001.20093 (Document Reader Software). It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
Adobe Acrobat Reader versions 23.001.20093 (and earlier) and 20.005.30441 (and earlier) are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
The weakness was shared 04/13/2023 as apsb23-24. The advisory is shared at helpx.adobe.com. This vulnerability is known as CVE-2023-26395 since 02/22/2023. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-30215). If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.adobe.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.3VulDB Meta Temp Score: 6.2
VulDB Base Score: 4.8
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 7.8
CNA Vector (Adobe Systems Incorporated): 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
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 |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
02/22/2023 🔍04/13/2023 🔍
04/13/2023 🔍
11/09/2025 🔍
Sources
Vendor: adobe.comAdvisory: apsb23-24
Status: Confirmed
CVE: CVE-2023-26395 (🔍)
GCVE (CVE): GCVE-0-2023-26395
GCVE (VulDB): GCVE-100-225709
EUVD: 🔍
Entry
Created: 04/13/2023 08:52Updated: 11/09/2025 19:06
Changes: 04/13/2023 08:52 (50), 11/09/2025 19:06 (16)
Complete: 🔍
Cache ID: 216::103
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
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