CVE-2020-11003
CSRF and DNS Rebinding in Oasis
Oasis before version 2.15.0 has a potential DNS rebinding or CSRF vulnerability. If you're running a vulnerable application on your computer and an attacker can trick you into visiting a malicious website, they could use DNS rebinding and CSRF attacks to read/write to vulnerable applications. This has been patched in 2.15.0.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
CSRF and DNS Rebinding in Oasis
Oasis before version 2.15.0 has a potential DNS rebinding or CSRF vulnerability. If you're running a vulnerable application on your computer and an attacker can trick you into visiting a malicious website, they could use DNS rebinding and CSRF attacks to read/write to vulnerable applications. This has been patched in 2.15.0.
- Record
CVE-2020-11003- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
EUVDEUVD-2020-0385
Oasis before version 2.15.0 has a potential DNS rebinding or CSRF vulnerability. If you're running a vulnerable application on your computer and an attacker can trick you into visiting a malicious website, they could use DNS rebinding and CSRF attacks to read/write to vulnerable applications. This has been patched in 2.15.0.
- Record
EUVD-2020-0385- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j438-45hc-vjhm
CSRF and DNS Rebinding in Oasis
Impact
What kind of vulnerability is it? Who is impacted?
If you're running a vulnerable application on your computer and an attacker can trick you into visiting a malicious website, they could use DNS rebinding and CSRF attacks to read/write to vulnerable applications.
There is no evidence that suggests that this has been used in the wild.
Patches
Has the problem been patched? What versions should users upgrade to?
Yes, 2.15.0.
Workarounds
Is there a way for users to fix or remediate the vulnerability without upgrading?
No.
References
Are there any links users can visit to find out more?
No.
For more information
If you have any questions or comments about this advisory:
- Open an issue in fraction/oasis
- Email me at [email protected]
- Record
GHSA-j438-45hc-vjhm- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
NVD
Oasis before version 2.15.0 has a potential DNS rebinding or CSRF vulnerability. If you're running a vulnerable application on your computer and an attacker can trick you into visiting a malicious website, they could use DNS rebinding and CSRF attacks to read/write to vulnerable applications. This has been patched in 2.15.0.
- Record
CVE-2020-11003- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N - CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - CVSS 2.0
- 5.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
OSV
Oasis before version 2.15.0 has a potential DNS rebinding or CSRF vulnerability. If you're running a vulnerable application on your computer and an attacker can trick you into visiting a malicious website, they could use DNS rebinding and CSRF attacks to read/write to vulnerable applications. This has been patched in 2.15.0.
- Record
CVE-2020-11003- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-j438-45hc-vjhm
CSRF and DNS Rebinding in Oasis
Impact
What kind of vulnerability is it? Who is impacted?
If you're running a vulnerable application on your computer and an attacker can trick you into visiting a malicious website, they could use DNS rebinding and CSRF attacks to read/write to vulnerable applications.
There is no evidence that suggests that this has been used in the wild.
Patches
Has the problem been patched? What versions should users upgrade to?
Yes, 2.15.0.
Workarounds
Is there a way for users to fix or remediate the vulnerability without upgrading?
No.
References
Are there any links users can visit to find out more?
No.
For more information
If you have any questions or comments about this advisory:
- Open an issue in fraction/oasis
- Email me at [email protected]
- Record
GHSA-j438-45hc-vjhm- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
@fraction/oasisnpm |
before 2.15.0 | 2.15.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-11003 is a medium vulnerability (CVSS 4.8) in Fraction Oasis, published April 14, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.52%, the 44th percentile. Fixed in @fraction/oasis 2.15.0.