Epiphany 2.28 and 2.29, when WebKit and LibSoup are used, unconditionally displays a closed-lock icon for any URL beginning with the https:
Epiphany 2.28 and 2.29, when WebKit and LibSoup are used, unconditionally displays a closed-lock icon for any URL beginning with the https: substring, without any warning to the user, which allows man-in-the-middle attackers to spoof arbitrary https web sites via a crafted X.509 server certificate.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for help- Published
- Oct 14, 2010
- Updated
- Jun 16, 2026
- EPSS
- 1.0% · 63th percentile
- CWE
- —
Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.
Report tools
Action score
23
Monitor
Low priority for now.
- CVSS
- 23 / 40 · 5.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 1.0%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| gnome | epiphany | cpe:2.3:a:gnome:epiphany |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- gnome epiphany2.28
- gnome epiphany2.29
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | epiphany-browser | before 2.29.91-1 | 2.29.91-1 |
Same product
gnome: all recordsOther highest-scoring records for the same primary product.
- CVE-2022-29536In GNOME Epiphany before 41.4 and 42.x before 42.2, an HTML document can trigger a client buffer overflow (in ephy_string_shorten in the UI 31Monitor
- CVE-2018-12016libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (application crash) via cer31Monitor
- CVE-2023-26081In Epiphany (aka GNOME Web) through 43.0, untrusted web content can trick users into exfiltrating passwords, because autofill occurs in sand30Monitor
- CVE-2018-11396ephy-session.c in libephymain.so in GNOME Web (aka Epiphany) through 3.28.2.1 allows remote attackers to cause a denial of service (applicat30Monitor
- CVE-2017-1000025GNOME Web (Epiphany) 3.23 before 3.23.5, 3.22 before 3.22.6, 3.20 before 3.20.7, 3.18 before 3.18.11, and prior versions, is vulnerable to a30Monitor
- CVE-2008-5985Untrusted search path vulnerability in the Python interface in Epiphany 2.22.3, and possibly other versions, allows local users to execute a27Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:epiphany-browser | 2.29.91-1 · Debian:12 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
If successful
- Confidentiality
- P · data can be read
- Integrity
- P · data or configuration can be modified
- Availability
- none
- Attack complexity
- M
- Confidentiality impact
- P
- Integrity impact
- P
- Availability impact
- None
Weakness class (CWE)
—
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- blog.fefe.de/?ts=b26ca29d
- bugs.debian.org/cgi-bin/bugreport.cgi?bug=564690
- bugzilla-attachments.gnome.org/attachment.cgi?id=154330
- lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html
- lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html
- secunia.com/advisories/43068
- www.openwall.com/lists/oss-security/2010/09/17/10
- www.openwall.com/lists/oss-security/2010/09/17/12
- www.openwall.com/lists/oss-security/2010/09/17/13
- www.openwall.com/lists/oss-security/2010/09/17/5
- www.openwall.com/lists/oss-security/2010/09/17/6
- www.openwall.com/lists/oss-security/2010/09/20/2
- www.openwall.com/lists/oss-security/2010/09/21/5
- www.vupen.com/english/advisories/2011/0212
- bugzilla.gnome.org/show_bug.cgi?id=600663
Vendor advisories and official records. Exploit/PoC links are deliberately left out.