bunkerweb is an Open-source and next-generation Web Application Firewall (WAF). From 1.6.2 until 1.6.12, the BunkerWeb web UI BiscuitMiddleware authorization bypass list included the /cache/ URL prefix, so routes in src/ui/app/routes/cache.py protected only by @login_required, including POST /cache/delete, allowed low-privilege read-only reader accounts to permanently delete job cache files containing blacklist, greylist, DNSBL, CrowdSec, GeoIP, ModSecurity CRS, Let's Encrypt, ACME, and custom configuration data. This issue is fixed in version 1.6.12.
CVE-2026-61718
“—” beside the score: it is equal to the CVSS score beside it.
This medium-severity CVE scores 5.4 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.4% (37th percentile of EPSS-scored CVEs). No GitHub Security Advisory CVSS is on record for this CVE.
Also known asEUVD-2026-45032 (ENISA EUVD)Source: ENISA EUVD
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 5.4
- EG Score
- 5.4MEDIUMmedium confidence
- EG Risk
- 24EG Risk 24/100
EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.
How it’s computed (value × EchelonGraph’s weight)Severity54% × 45%Impact severity (EG Severity): CVSS 5.4 of 10. Never the KEV-floored or EPSS-lifted EG Score.Exploitation0.4% × 40%FIRST EPSS: the 30-day exploitation probability when EchelonGraph scored this CVE.Automatability0% × 15%CISA's SSVC Automatable value: no (Vulnrichment).SSVC (CISA's decision table, applied by EchelonGraph): Track at every mission impact level.Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.Action: A fix is available. Apply it within your standard update timelines. - EPSS PROB
- 0.4%
- EPSS %ILE
- 37th
- KEV
- Not listed
What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)
The EG score (5.4): severity, escalated by confirmed exploitation. This CVE's 5.4 is its impact severity (EG Severity), not escalated.
- EG Severity
- 5.4 MEDIUMCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.a secondary CVSS source · CVSS v3.0 or v3.1
- EG Likelihood
- 0.4% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-10-24). FIRST's exploitation probability, not an EchelonGraph model.
- Confirmed exploitation
- None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
- EG Priority
- SSVC Track at medium mission impactTrack at every mission impact level.CISA BOD 26-04: 60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.Each input and its source: the SSVC and BOD 26-04 blocks below.
SSVC (CISA's decision table, applied by EchelonGraph)Track at every mission impact level.
A fix is available. Apply it within your standard update timelines.
Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table
BOD 26-04 (CISA's remediation timeline, Table 1)60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.
In CISA KEV no (CISA's KEV catalog) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it
Published
July 16, 2026
Last Modified
October 24, 2026
Advisory Details (3)
Auto-updated Jul 17, 2026Read-only Web UI users can delete job cache files due to missing authorization on /cache/ routes · Advisory · bunkerity/bunkerweb · GitHub
https://github.com/bunkerity/bunkerweb/security/advisories/GHSA-q7rm-935c-v39gv1.6.12
Patch available: bunkerity/bunkerweb v1.6.12
https://github.com/bunkerity/bunkerweb/releases/tag/v1.6.12commit 685ccbbe7d20 (bunkerity/bunkerweb)
Fix landed in bunkerity/bunkerweb commit 685ccbbe7d20 — awaiting tagged release
https://github.com/bunkerity/bunkerweb/commit/685ccbbe7d204132a843a7b7fd802d1bdb3f20a9Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 10× in last 7d / 39× in last 30d)
Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). Most recent first.
Showing the most recent 100 of 145 refreshes on record for this CVE.
A repeat, a row identical to one the same pipeline wrote less than 10 seconds earlier, is not a separate refresh and is not counted. None are among the latest 100 rows. The 45 oldest rows on record are not shown and were not checked, so the counts can still include repeats.
- 2026-10-27 16:32 UTCEPSS rescoreEPSS 0.4% · 37th percentile
- 2026-10-26 16:32 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-10-25 16:33 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-10-25 14:14 UTCEG score recompute
- 2026-10-24 20:28 UTCEG score recompute
- 2026-10-24 16:33 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-10-23 16:32 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-10-22 20:00 UTCEG score recompute
- 2026-10-22 16:35 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-10-21 16:33 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-10-20 16:33 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-19 16:32 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-18 16:32 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-18 03:25 UTCEG score recompute
- 2026-10-17 16:35 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-16 16:43 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-15 16:32 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-14 16:33 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-13 16:34 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-12 16:34 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-12 15:50 UTCEG score recompute
- 2026-10-11 19:34 UTCEG score recompute
- 2026-10-11 16:49 UTCEG score recompute
- 2026-10-11 14:11 UTCEG score recompute
- 2026-10-11 13:49 UTCEPSS rescoreEPSS 0.4% · 35th percentile
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- 2026-10-10 20:00 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-09 20:07 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-08 17:13 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-07 23:48 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-06 15:18 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-05 17:43 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-04 23:22 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-10-03 14:26 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-10-02 17:56 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-10-01 19:50 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-10-01 11:22 UTCEG score recompute
- 2026-09-30 15:03 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-28 13:51 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-28 08:16 UTCEG score recompute
- 2026-09-26 15:59 UTCEPSS rescoreEPSS 0.4% · 34th percentile
- 2026-09-24 07:00 UTCEG score recompute
- 2026-09-23 17:54 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-23 03:01 UTCEG score recompute
- 2026-09-20 20:16 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-18 19:28 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-17 10:29 UTCEG score recompute
- 2026-09-16 14:08 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-16 05:15 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-14 08:27 UTCEG score recompute
- 2026-09-13 07:07 UTCEG score recompute
- 2026-09-11 21:39 UTCEG score recompute
- 2026-09-11 14:53 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-11 09:37 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-08 22:01 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-08 00:27 UTCEG score recompute
- 2026-09-07 16:01 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-06 13:47 UTCEPSS rescoreEPSS 0.4% · 36th percentile
- 2026-09-05 20:37 UTCEG score recompute
- 2026-09-04 05:07 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-09-02 14:12 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-09-01 13:54 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-09-01 04:40 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-31 04:50 UTCEG score recompute
- 2026-08-30 19:17 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-30 03:31 UTCEG score recompute
- 2026-08-30 01:22 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-28 21:42 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-27 14:25 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-27 12:27 UTCEG score recompute
- 2026-08-26 14:46 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-26 08:06 UTCEG score recompute
- 2026-08-25 13:49 UTCEPSS rescoreEPSS 0.4% · 35th percentile
- 2026-08-25 06:46 UTCEG score recompute
- 2026-08-23 03:49 UTCEG score recompute
- 2026-08-23 00:19 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-22 02:31 UTCEG score recompute
- 2026-08-21 23:49 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-21 01:10 UTCEG score recompute
- 2026-08-20 22:55 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-19 23:53 UTCEG score recompute
- 2026-08-19 17:04 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-18 19:55 UTCEG score recompute
- 2026-08-18 13:48 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-17 14:46 UTCEG score recompute
- 2026-08-17 13:47 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-16 14:56 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-16 13:29 UTCEG score recompute
- 2026-08-15 12:11 UTCEG score recompute
- 2026-08-15 01:30 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-14 10:53 UTCEG score recompute
- 2026-08-13 22:00 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-13 09:35 UTCEG score recompute
- 2026-08-12 13:51 UTCEPSS rescoreEPSS 0.3% · 23rd percentile
- 2026-08-12 08:17 UTCEG score recompute
- 2026-08-11 06:59 UTCEG score recompute
- 2026-08-11 00:00 UTCEPSS rescoreEPSS 0.3% · 22nd percentile
- 2026-08-10 05:42 UTCEG score recompute
- 2026-08-09 13:47 UTCEPSS rescoreEPSS 0.3% · 22nd percentile
- 2026-08-09 04:24 UTCEG score recompute
- 2026-08-08 16:37 UTCEPSS rescoreEPSS 0.3% · 22nd percentile
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Frequently asked(5)
What is CVE-2026-61718?
When was the CVE record for CVE-2026-61718 published?
Is CVE-2026-61718 actively exploited?
What is the CVSS score of CVE-2026-61718?
How do I remediate CVE-2026-61718?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-61718
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