CVE-2026-78061
vas3k TaxHacker Email Sync imap-client.ts buildImapConfig server-side request forgery
Description
A vulnerability was determined in vas3k TaxHacker up to 0.8.2. Impacted is the function buildImapConfig of the file lib/email-sync/imap-client.ts of the component Email Sync. Executing a manipulation of the argument host/port can lead to server-side request forgery. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance.
INFO
Published Date :
Aug. 23, 2026, 4:17 a.m.
Last Modified :
Aug. 23, 2026, 4:17 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-78061
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update vas3k TaxHacker to the latest version.
- Apply the pull request for the Email Sync fix.
- Review and validate the fix implementation.
- Deploy the updated application.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-78061.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-78061 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-78061
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-78061 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-78061 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Aug. 23, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:vas3k:taxhacker:*:*:*:*:*:*:*:*'], 'vendor': 'vas3k', 'modules': ['Email Sync'], 'product': 'TaxHacker', 'versions': [{'status': 'affected', 'version': '0.8.0'}, {'status': 'affected', 'version': '0.8.1'}, {'status': 'affected', 'version': '0.8.2'}]}] Added Description A vulnerability was determined in vas3k TaxHacker up to 0.8.2. Impacted is the function buildImapConfig of the file lib/email-sync/imap-client.ts of the component Email Sync. Executing a manipulation of the argument host/port can lead to server-side request forgery. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance. Added CVSS V4.0 AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-918 Added Reference https://github.com/vas3k/TaxHacker/ Added Reference https://github.com/vas3k/TaxHacker/issues/148 Added Reference https://github.com/vas3k/TaxHacker/pull/170 Added Reference https://vuldb.com/cve/CVE-2026-78061 Added Reference https://vuldb.com/submit/881825 Added Reference https://vuldb.com/vuln/394301 Added Reference https://vuldb.com/vuln/394301/cti