GHSA-jfmf-w293-8xr8
Regular expression Denial of Service (ReDoS) in EmailValidator class in V7 compatibility module in Vaadin 8
Unsafe validation RegEx in EmailValidator component in com.vaadin:vaadin-compatibility-server versions 8.0.0 through 8.12.4 (Vaadin versions 8.0.0 through 8.12.4) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
What each source reports
GitHub Advisories Score used
Regular expression Denial of Service (ReDoS) in EmailValidator class in V7 compatibility module in Vaadin 8
Unsafe validation RegEx in EmailValidator component in com.vaadin:vaadin-compatibility-server versions 8.0.0 through 8.12.4 (Vaadin versions 8.0.0 through 8.12.4) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.
- Record
GHSA-jfmf-w293-8xr8- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSV
Regular expression Denial of Service (ReDoS) in EmailValidator class in V7 compatibility module in Vaadin 8
Unsafe validation RegEx in EmailValidator component in com.vaadin:vaadin-compatibility-server versions 8.0.0 through 8.12.4 (Vaadin versions 8.0.0 through 8.12.4) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.
- Record
GHSA-jfmf-w293-8xr8- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
com.vaadin:vaadin-bomMaven | 8.0.0 to 8.12.4 | 8.13.0 |
com.vaadin:vaadin-bomMaven | 8.0.0 up to 8.13.0, plus listed versions 8.0.18.0.28.0.38.0.48.0.5 Show 45 moreShow less8.0.68.0.78.1.08.1.18.1.28.1.38.1.48.1.58.1.68.1.78.1.88.10.08.10.18.10.28.10.38.10.48.10.58.11.08.11.18.11.28.11.38.12.08.12.18.12.28.12.38.12.48.2.08.2.18.3.08.3.18.3.28.3.38.4.08.4.18.4.28.4.38.4.48.4.58.5.08.5.18.5.28.6.08.6.18.6.28.6.3 | 8.13.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | GitHub Advisories, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
GHSA-jfmf-w293-8xr8 is a high vulnerability (CVSS 7.5) in com.vaadin:vaadin-bom, published October 13, 2021. No source lists public exploit code. Fixed in com.vaadin:vaadin-bom 8.13.0.
References
Left out here: 17 versions. The JSON record has them.